Tenable Nessus 10.9.2 (2025-07-30)$$$OpenBug Fixes$$$Bug FixtDefect ID$$$Fixed an issue where offline Tenable Nessus Managers did not generate agent plugin databases for agents and cluster child nodes.t02282034$$$Fixed an issue where agent profiles were not applied after agents switched to different child nodes in a Tenable Nessus cluster.t02214200$$$Fixed a library-linking issue that prevented some non-privileged Tenable Nessus installations from starting properly from version 10.9.0 onward.t02283070$$$OpenUpgrade Notes$$$Tenable Vulnerability Management FedRAMP environments support Tenable Nessus scanners versions 10.4.0 and later.$$$$$$If you are connecting to Tenable Vulnerability Management through Tenable Nessus scanners; Tenable Agents; Tenable Web App Scanning scanners; or Tenable Network Monitors (NNM) located in mainland China; you must connect through sensor.cloud.tenablecloud.cn instead of sensor.cloud.tenable.com.$$$$$$You can upgrade to the latest version of Tenable Nessus from any previously supported version.$$$If your upgrade path skips versions of Tenable Nessus; Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.$$$If you want your scanners to update to the newest version before the GA date automatically; set your Tenable Nessus Update Plan to Opt in to Early Access releases.$$$If you want to update your scanners to the latest version before the GA date manually; disable automatic updates so the scanner does not automatically downgrade to the previous version.

Tenable Nessus 10.9.1 (2025-07-09)$$$OpenBug Fixes$$$Bug FixtDefect ID$$$Fixed an issue so that standalone Tenable Nessus Managers no longer terminate agent scan windows prematurely.t02280871$$$OpenUpgrade Notes$$$You can upgrade to the latest version of Tenable Agent from any previously supported version.$$$If your upgrade path skips versions of the Tenable Agent; Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.$$$If you are connecting to Tenable Vulnerability Management through Tenable Nessus scanners; Tenable Agents; Tenable Web App Scanning scanners; or Tenable Network Monitors (NNM) located in mainland China; you must connect through sensor.cloud.tenablecloud.cn instead of sensor.cloud.tenable.com.

Tenable Nessus 10.9.1 (2025-07-09)$$$OpenBug Fixes$$$Bug FixtDefect ID$$$Fixed an issue so that standalone Tenable Nessus Managers no longer terminate agent scan windows prematurely.t02280871$$$OpenUpgrade Notes$$$You can upgrade to the latest version of Tenable Agent from any previously supported version.$$$If your upgrade path skips versions of the Tenable Agent; Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.$$$If you are connecting to Tenable Vulnerability Management through Tenable Nessus scanners; Tenable Agents; Tenable Web App Scanning scanners; or Tenable Network Monitors (NNM) located in mainland China; you must connect through sensor.cloud.tenablecloud.cn instead of sensor.cloud.tenable.com.

The following are the new features included in Tenable Nessus 10.9.0:$$$$$$Enabled triggered agent scans in Tenable Nessus Manager.$$$$$$Triggered agent scanning requires additional disk space. For more information; see Hardware Requirements.$$$$$$Enabled web application scanning functionality for Tenable Nessus instances in air-gapped/offline environments.$$$$$$Added support for declaring agent versions for Tenable Nessus Manager agent profiles in air-gapped/offline environments.$$$$$$Added agent safe mode status reporting to Tenable Nessus Manager.$$$$$$Enabled support for SSH session plugin reuse.$$$$$$This feature will require opt-in when plugins supporting SSH connection reuse are released.$$$$$$ClosedChanged Functionality and Performance Enhancements$$$OpenSecurity Updates$$$The following are security updates included in Tenable Nessus 10.9.0:$$$$$$Tenable Nessus 10.9.0 contains all security fixes released in Tenable Nessus 10.8.5.$$$$$$OpenBug Fixes

The following are the new features included in Tenable Nessus 10.9.0:$$$$$$Enabled triggered agent scans in Tenable Nessus Manager.$$$$$$Triggered agent scanning requires additional disk space. For more information; see Hardware Requirements.$$$$$$Enabled web application scanning functionality for Tenable Nessus instances in air-gapped/offline environments.$$$$$$Added support for declaring agent versions for Tenable Nessus Manager agent profiles in air-gapped/offline environments.$$$$$$Added agent safe mode status reporting to Tenable Nessus Manager.$$$$$$Enabled support for SSH session plugin reuse.$$$$$$This feature will require opt-in when plugins supporting SSH connection reuse are released.$$$$$$ClosedChanged Functionality and Performance Enhancements$$$OpenSecurity Updates$$$The following are security updates included in Tenable Nessus 10.9.0:$$$$$$Tenable Nessus 10.9.0 contains all security fixes released in Tenable Nessus 10.8.5.$$$$$$OpenBug Fixes

Tenable Nessus 10.8.4 (2025-04-17)$$$OpenSecurity Updates$$$The following are security updates included in Tenable Nessus 10.8.4:$$$Addressed an issue where Tenable Nessus failed to set ACLs for the optional custom installation directory chosen during the Windows installation process.$$$Addressed an issue where Tenable Nessus could appropriately log ANSI escape characters.$$$Updated libxml2 to version 2.13.7.$$$Updated expat to version 2.7.0.$$$For more information; see the Tenable Product Security Advisory.$$$OpenBug Fixes$$$Bug FixtApplies to$$$Addressed an issue in the Windows MSI installer that allowed a user to permanently disable Tenable Nessus if the installation was canceled in a custom (non-default) directory with overly-broad permissions.tAll versions of Tenable Nessus on Windows$$$OpenUpgrade Notes$$$Tenable Vulnerability Management FedRAMP environments support Tenable Nessus scanners versions 10.4.0 and later.$$$If you are connecting to Tenable Vulnerability Management through Tenable Nessus scanners; Tenable Nessus Agents; Tenable Web App Scanning scanners; or Tenable Nessus Network Monitors (NNM) located in mainland China; you must connect through sensor.cloud.tenablecloud.cn instead of sensor.cloud.tenable.com.$$$You can upgrade to the latest version of Tenable Nessus from any previously supported version.$$$If your upgrade path skips versions of Tenable Nessus; Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.$$$If you want your scanners to update to the newest version before the GA date automatically; set your Tenable Nessus Update Plan to Opt in to Early Access releases.$$$If you want to update your scanners to the latest version before the GA date manually; disable automatic updates so the scanner does not automatically downgrade to the previous version.

Tenable Nessus 10.8.4 (2025-04-17)$$$OpenSecurity Updates$$$The following are security updates included in Tenable Nessus 10.8.4:$$$Addressed an issue where Tenable Nessus failed to set ACLs for the optional custom installation directory chosen during the Windows installation process.$$$Addressed an issue where Tenable Nessus could appropriately log ANSI escape characters.$$$Updated libxml2 to version 2.13.7.$$$Updated expat to version 2.7.0.$$$For more information; see the Tenable Product Security Advisory.$$$OpenBug Fixes$$$Bug FixtApplies to$$$Addressed an issue in the Windows MSI installer that allowed a user to permanently disable Tenable Nessus if the installation was canceled in a custom (non-default) directory with overly-broad permissions.tAll versions of Tenable Nessus on Windows$$$OpenUpgrade Notes$$$Tenable Vulnerability Management FedRAMP environments support Tenable Nessus scanners versions 10.4.0 and later.$$$If you are connecting to Tenable Vulnerability Management through Tenable Nessus scanners; Tenable Nessus Agents; Tenable Web App Scanning scanners; or Tenable Nessus Network Monitors (NNM) located in mainland China; you must connect through sensor.cloud.tenablecloud.cn instead of sensor.cloud.tenable.com.$$$You can upgrade to the latest version of Tenable Nessus from any previously supported version.$$$If your upgrade path skips versions of Tenable Nessus; Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.$$$If you want your scanners to update to the newest version before the GA date automatically; set your Tenable Nessus Update Plan to Opt in to Early Access releases.$$$If you want to update your scanners to the latest version before the GA date manually; disable automatic updates so the scanner does not automatically downgrade to the previous version.

Tenable Nessus 10.8.3 (2024-09-11)$$$Security Updates$$$The following are security updates included in Tenable Nessus 10.8.3:$$$Updated OpenSSL to 3.0.15.$$$Updated libexpat to 10.6.3.$$$For more information; see the Tenable Product Security Advisory.$$$Upgrade Notes$$$Tenable Vulnerability Management FedRAMP environments support Tenable Nessus scanners versions 10.4.0 and later.$$$$$$If you are connecting to Tenable Vulnerability Management through Tenable Nessus scanners; Tenable Nessus Agents; Tenable Web App Scanning scanners; or Tenable Nessus Network Monitors (NNM) located in mainland China; you must connect through sensor.cloud.tenablecloud.cn instead of sensor.cloud.tenable.com.$$$$$$You can upgrade to the latest version of Tenable Nessus from any previously supported version.$$$If your upgrade path skips versions of Tenable Nessus; Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.$$$If you want your scanners to update to the newest version before the GA date automatically; set your Tenable Nessus Update Plan to Opt in to Early Access releases.$$$If you want to update your scanners to the latest version before the GA date manually; disable automatic updates so the scanner does not automatically downgrade to the previous version.

Tenable Nessus 10.8.2 (2024-08-15)$$$OpenBug Fixes$$$Bug FixtDefect IDtApplies to$$$Fixed a defect that caused Tenable Nessus to inappropriately apply severity mappings to compliance results.t02081143; 02082283; 02082725; 02082277; 02081289; 02084350; 02086320; 02085981; 02086737; 02082923; 02086827; 02085220; 02084549; 02087878tAll Tenable Nessus versions$$$OpenUpgrade Notes$$$Tenable Vulnerability Management FedRAMP environments support Tenable Nessus scanners versions 10.4.0 and later.$$$$$$If you are connecting to Tenable Vulnerability Management through Tenable Nessus scanners; Tenable Nessus Agents; Tenable Web App Scanning scanners; or Tenable Nessus Network Monitors (NNM) located in mainland China; you must connect through sensor.cloud.tenablecloud.cn instead of sensor.cloud.tenable.com.$$$$$$You can upgrade to the latest version of Tenable Nessus from any previously supported version.$$$If your upgrade path skips versions of Tenable Nessus; Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.$$$If you want your scanners to update to the newest version before the GA date automatically; set your Tenable Nessus Update Plan to Opt in to Early Access releases.$$$If you want to update your scanners to the latest version before the GA date manually; disable automatic updates so the scanner does not automatically downgrade to the previous version.

Tenable Nessus 10.8.1 (2024-08-03)$$$OpenBug Fixes$$$Bug FixtDefect IDtApplies to$$$Fixed an issue where specifying a list of ports including default would cause a parsing failure and prevent the scan from launching.t02080643; 02081116; 02081643tAll Tenable Nessus versions$$$OpenUpgrade Notes$$$Tenable Vulnerability Management FedRAMP environments support Tenable Nessus scanners versions 10.4.0 and later.$$$$$$If you are connecting to Tenable Vulnerability Management through Tenable Nessus scanners; Tenable Nessus Agents; Tenable Web App Scanning scanners; or Tenable Nessus Network Monitors (NNM) located in mainland China; you must connect through sensor.cloud.tenablecloud.cn instead of sensor.cloud.tenable.com.$$$$$$You can upgrade to the latest version of Tenable Nessus from any previously supported version.$$$If your upgrade path skips versions of Tenable Nessus; Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.$$$If you want your scanners to update to the newest version before the GA date automatically; set your Tenable Nessus Update Plan to Opt in to Early Access releases.$$$If you want to update your scanners to the latest version before the GA date manually; disable automatic updates so the scanner does not automatically downgrade to the previous version.

Tenable Nessus 10.7.5 (2024-07-16)$$$Bug Fixes$$$Bug FixtDefect IDtApplies to$$$Fixed an issue that caused the Nessus policy file to be deleted before starting a new scan and caused a scan interruption for cloud scanners.t02004361tAll Tenable Nessus versions$$$OpenUpgrade Notes$$$Tenable Vulnerability Management FedRAMP environments support Tenable Nessus scanners versions 10.4.0 and later.$$$$$$If you are connecting to Tenable Vulnerability Management through Tenable Nessus scanners; Tenable Nessus Agents; Tenable Web App Scanning scanners; or Tenable Nessus Network Monitors (NNM) located in mainland China; you must connect through sensor.cloud.tenablecloud.cn instead of sensor.cloud.tenable.com.$$$$$$You can upgrade to the latest version of Tenable Nessus from any previously supported version.$$$If your upgrade path skips versions of Tenable Nessus; Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.$$$If you want your scanners to update to the newest version before the GA date automatically; set your Tenable Nessus Update Plan to Opt in to Early Access releases.$$$If you want to update your scanners to the latest version before the GA date manually; disable automatic updates so the scanner does not automatically downgrade to the previous version.

Tenable Nessus 10.7.4 (2024-06-10)$$$OpenChanged Functionality and Performance Enhancements$$$The following enhancements are included in Tenable Nessus 10.7.4:$$$$$$Enhanced nessus-service logging on Windows in cases where nessus-service terminates unexpectedly.$$$$$$OpenBug Fixes$$$Bug FixtDefect IDtApplies to$$$Improved the user input for some text boxes in the web application scanning configuration; allowing comma separation; new lines; and spaces.t01723550tTenable Nessus Expert$$$Fixed an issue where improper JSON input was being sent to the web application scanning container.t01966393tTenable Nessus Expert$$$OpenUpgrade Notes$$$Tenable Vulnerability Management FedRAMP environments support Tenable Nessus scanners versions 10.4.0 and later.$$$$$$If you are connecting to Tenable Vulnerability Management through Tenable Nessus scanners; Tenable Nessus Agents; Tenable Web App Scanning scanners; or Tenable Nessus Network Monitors (NNM) located in mainland China; you must connect through sensor.cloud.tenablecloud.cn instead of sensor.cloud.tenable.com.$$$$$$You can upgrade to the latest version of Tenable Nessus from any previously supported version.$$$If your upgrade path skips versions of Tenable Nessus; Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.$$$If you want your scanners to update to the newest version before the GA date automatically; set your Tenable Nessus Update Plan to Opt in to Early Access releases.$$$If you want to update your scanners to the latest version before the GA date manually; disable automatic updates so the scanner does not automatically downgrade to the previous version.

Tenable Nessus 10.7.3 (2024-05-16)$$$OpenSecurity Updates$$$The following are security updates included in Tenable Nessus 10.7.3:$$$$$$Addressed a vulnerability that allowed low-privileged users to exploit a Time-of-Check to Time-of-Use (TOCTOU) race condition vulnerability during the Windows Tenable Nessus installation process.$$$$$$Addressed a vulnerability in which the Windows Tenable Nessus setup process could have failed to set proper access rights for the installation folder if you chose a custom installation path during installation.$$$$$$For more information; see the Tenable Product Security Advisory.$$$$$$OpenUpgrade Notes$$$Tenable Vulnerability Management FedRAMP environments support Tenable Nessus scanners version 8.x and 10.4.0 and later.$$$$$$If you are connecting to Tenable Vulnerability Management through Tenable Nessus scanners; Tenable Nessus Agents; Tenable Web App Scanning scanners; or Tenable Nessus Network Monitors (NNM) located in mainland China; you must connect through sensor.cloud.tenablecloud.cn instead of sensor.cloud.tenable.com.$$$$$$You can upgrade to the latest version of Tenable Nessus from any previously supported version.$$$If your upgrade path skips versions of Tenable Nessus; Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.$$$If you want your scanners to update to the newest version before the GA date automatically; set your Tenable Nessus Update Plan to Opt in to Early Access releases.$$$If you want to update your scanners to the latest version before the GA date manually; disable automatic updates so the scanner does not automatically downgrade to the previous version.

Changed Functionality and Performance Enhancements$$$The following enhancements are included in Tenable Nessus 10.7.2:$$$Optimized the evaluation of Tenable Nessus scanning rules to improve scan times for scans in which a rule specifies a hostname.$$$$$$Bug FixtDefect IDtApplies to$$$Improved error handling under low memory conditions to increase scanner stability.t01788324; 01782329; 01790186; 01778293tAll Tenable Nessus versions$$$$$$Upgrade Notes$$$Tenable Vulnerability Management FedRAMP environments support Tenable Nessus scanners version 8.x and 10.4.0 and later.$$$$$$If you are connecting to Tenable Vulnerability Management through Tenable Nessus scanners; Tenable Nessus Agents; Tenable Web App Scanning scanners; or Tenable Nessus Network Monitors (NNM) located in mainland China; you must connect through sensor.cloud.tenablecloud.cn instead of sensor.cloud.tenable.com.$$$$$$You can upgrade to the latest version of Tenable Nessus from any previously supported version.$$$If your upgrade path skips versions of Tenable Nessus; Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.$$$If you want your scanners to update to the newest version before the GA date automatically; set your Tenable Nessus Update Plan to Opt in to Early Access releases.$$$If you want to update your scanners to the latest version before the GA date manually; disable automatic updates so the scanner does not automatically downgrade to the previous version.

Tenable Nessus 10.7.1 (2024-02-27)$$$OpenBug Fixes$$$Bug FixtDefect IDtApplies to$$$Fixed an issue that caused a DataTable error message to appear when adding child nodes to a cluster group in Tenable Nessus Manager.t01757838tTenable Nessus Manager$$$Fixed an issue that caused the report button to not appear for Tenable Security Center-managed scanners.t01776000; 01774869; 01776531; 01777615; 01777054; 01777357; 01778216; 01778224; 01778729; 01778385; 01778998; 01779637; 01779828; 01779823; 01779819; 01780722; 01779445; 01781217; 01780015; 01782102; 01780435; 01780036; 01775400; 01782805; 01783201; 01783872; 01773762; 01784052tTenable Nessus Scanners managed by Tenable Security Center$$$Fixed an issue that caused scans to time out unnecessarily when reporting scan progress to Tenable Security Center.t01712166tTenable Nessus Scanners managed by Tenable Security Center$$$OpenUpgrade Notes$$$Tenable Vulnerability Management FedRAMP environments support Tenable Nessus scanners version 8.x and 10.4.0 and later.$$$$$$If you are connecting to Tenable Vulnerability Management through Tenable Nessus scanners; Tenable Nessus Agents; Tenable Web App Scanning scanners; or Tenable Nessus Network Monitors (NNM) located in mainland China; you must connect through sensor.cloud.tenablecloud.cn instead of sensor.cloud.tenable.com.$$$$$$You can upgrade to the latest version of Tenable Nessus from any previously supported version.$$$If your upgrade path skips versions of Tenable Nessus; Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.$$$If you want your scanners to update to the newest version before the GA date automatically; set your Tenable Nessus Update Plan to Opt in to Early Access releases.$$$If you want to update your scanners to the latest version before the GA date manually; disable automatic updates so the scanner does not automatically downgrade to the previous version.

Tenable Nessus 10.6.4 (2023-12-12)$$$OpenBug Fixes$$$Bug FixtDefect IDtApplies to$$$Improved error handling and retries of scan report exports to Tenable Security Center.t01686906; 01728336tAll versions of Tenable Nessus$$$OpenUpgrade Notes$$$If you are connecting to Tenable Vulnerability Management through Tenable Nessus scanners; Tenable Nessus Agents; or Tenable Nessus Network Monitors (NNM) located in mainland China; you must connect through sensor.cloud.tenablecloud.cn instead of sensor.cloud.tenable.com.$$$$$$Tenable Vulnerability Management FedRAMP environments support Tenable Nessus scanners version 8.x and 10.4.0 and later.$$$$$$(Automatic upgrades only) If you upgrade Tenable Nessus to a version later than 10.5.0; the Tenable Nessus will first upgrade to 10.5.0 before it upgrades to the desired version.$$$You can upgrade to the latest version of Tenable Nessus from any previously supported version.$$$If your upgrade path skips versions of Tenable Nessus; Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.$$$If you want your scanners to update to the newest version before the GA date automatically; set your Tenable Nessus Update Plan to Opt in to Early Access releases.$$$If you want to update your scanners to the latest version before the GA date manually; disable automatic updates so the scanner does not automatically downgrade to the previous version.$$$For Tenable Nessus 8.8.0 and later running on Windows; you must install Visual C++ Redistributable for Visual Studio 2015 on the host operating system. The following Windows versions require a minimum Service Pack to be installed:$$$$$$Windows 7 SP1$$$Windows Server 2008 SP2$$$Windows Server 2008 R2 SP1

Tenable Nessus 10.6.3 (2023-11-16)$$$OpenSecurity Updates$$$The following are security updates included in Tenable Nessus 10.6.3:$$$$$$Fixed a local privilege escalation bug.$$$$$$For more information; see the Tenable Product Security Advisory.$$$$$$OpenBug Fixes$$$Bug FixtDefect IDtApplies to$$$Improved the URL parsing when running web application scans against internal hosts.t01704954tTenable Nessus Expert$$$OpenUpgrade Notes$$$Tenable Vulnerability Management FedRAMP environments support Tenable Nessus scanners version 8.x and 10.4.0 and later.$$$$$$(Automatic upgrades only) If you upgrade Tenable Nessus to a version later than 10.5.0; the Tenable Nessus will first upgrade to 10.5.0 before it upgrades to the desired version.$$$You can upgrade to the latest version of Tenable Nessus from any previously supported version.$$$If your upgrade path skips versions of Tenable Nessus; Tenable recommends reviewing the release notes for all skipped versions to learn about new features and bug fixes.$$$If you want your scanners to update to the newest version before the GA date automatically; set your Tenable Nessus Update Plan to Opt in to Early Access releases.$$$If you want to update your scanners to the latest version before the GA date manually; disable automatic updates so the scanner does not automatically downgrade to the previous version.$$$For Tenable Nessus 8.8.0 and later running on Windows; you must install Visual C++ Redistributable for Visual Studio 2015 on the host operating system. The following Windows versions require a minimum Service Pack to be installed:$$$$$$Windows 7 SP1$$$Windows Server 2008 SP2$$$Windows Server 2008 R2 SP1