Tenable Security Center 2025 Release Notes

Tenable Security Center 2025 Release Notes

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These release notes are listed in reverse chronological order. To jump to a place in the release notes, use the list to the right.

Tenable Security Center Patch 202504.3 (2025-04-21)

Apply this patch to Tenable Security Center installations running version 6.5.1. This patch updates PostgreSQL to version 16.8.

If you are running Tenable Security Center 6.5.0, you must upgrade to 6.5.1 before applying this patch.

Note: This release includes a fix for a potential vulnerability. For more information, see the Tenable Product Security Advisory.

Steps to Apply Patch

Apply the patch to a standalone Tenable Security Center or Tenable Core + Tenable Security Center:

Download the patch from the Tenable Security Center Downloads page to Tenable Security Center. You can save the files in any location (e.g., /tmp).
Access the command line as a user with root-level permissions.
Run the following command to untar the patch file, where [patch file name] is the name of the .tgz patch file you downloaded:

tar zxf [patch file name]
Run the following command to change the directory to the extracted directory, where [directory] is the extracted directory:

cd [directory]
Run the following command to begin the installation:

sh ./install.sh

The installation begins and Tenable Security Center stops.
After the installation finishes, you must restart Tenable Security Center.

What to do next:

(Optional) Confirm the patch successfully applied to Tenable Security Center, as described in the knowledge base article.

Contents

install.sh
pg_ctl
postgres
psql

Filenames and Checksums

Filenames and MD5 or SHA-256 checksums are located on the Tenable Security Center Downloads page.

Tenable Security Center Patch 202504.2-6.x (2025-04-16)

Apply this patch to Tenable Security Center installations running versions 6.3.x, 6.4.x, or 6.5.x.

This patch updates the following:

libcurl to version 8.12.1
PHP to version 8.2.28
OpenSSL to version 3.0.16

Note: This release includes a fix for a potential vulnerability. For more information, see the Tenable Product Security Advisory.

Steps to Apply Patch

Apply the patch to a standalone Tenable Security Center or Tenable Core + Tenable Security Center:

Download the patch from the Tenable Security Center Downloads page to Tenable Security Center. You can save the files in any location (e.g., /tmp).
Access the command line as a user with root-level permissions.
Run the following command to untar the patch file, where [patch file name] is the name of the .tgz patch file you downloaded:

tar zxf [patch file name]
Run the following command to change the directory to the extracted directory, where [directory] is the extracted directory:

cd [directory]
Run the following command to begin the installation:

sh ./install.sh

The installation begins and Tenable Security Center stops.
After the installation finishes, you must restart Tenable Security Center.

What to do next:

(Optional) Confirm the patch successfully applied to Tenable Security Center, as described in the knowledge base article.

Contents

install.sh
libcrypto.a
libcrypto.so
libcrypto.so.3
libcurl.a
libcurl.la
libcurl.so.4.8.0
libssl.so
libssl.so.3
openssl
php

Filenames and Checksums

Filenames and MD5 or SHA-256 checksums are located on the Tenable Security Center Downloads page.

Tenable Security Center Patch 202503.1-6.4.x-6.5.x (2025-03-07)

Apply this patch to Tenable Security Center installations running versions 6.4.0, 6.4.5, 6.5.0, or 6.5.1.

This patch runs a script that removes the following files to resolve an issue with scan zones:

/opt/sc/src/Utility.php
/opt/sc/src/IPListLib.php

Who Needs to Apply This Patch

Apply this patch if you previously applied Tenable Security Center Patch 202412.1-6.3.x (2024-12-20) and subsequently upgraded to a more recent version of Tenable Security Center.

If you previously applied the 202412.1-6.3.x patch and did not upgrade to a more recent version of Tenable Security Center, download and apply the 202412.1-6.3.x patch again.

If you did not apply patch 202412.1-6.3.x, then you do not need to apply patch 202503.1-6.4.x-6.5.x.

Note: To determine whether you applied patch 202412.1-6.3.x, on the System Logs page in Tenable Security Center, search for Patch SC-202412.1-6.3.x.

Steps to Apply Patch Through the Tenable Security Center Feed

Note: If you have already enabled updates through the Tenable Security Center feed, this patch will be applied automatically.

To enable updates through the Tenable Security Center feed:

Log in to Tenable Security Center as an Administrator.
In the left navigation, click System > Configuration.

The Configuration page appears.
Click the Plugins/Feed tile.

The Plugins/Feed Configuration page appears.
On the Plugins/Feed Configuration page, in the Tenable Security Center Software Updates section, enable the Enable Updates Through the Tenable Security Center Feed option.

During the next scheduled feed update, Tenable Security Center applies the patch. In the Available Software Updates table, a timestamp appears in the row for the patch in the Last Updated column.

-or-

On the Plugins/Feed Configuration page, in the Available Software Updates section, select the patch in the table and click Install Now.

Tenable Security Center applies the patch. In the Available Software Updates table, a timestamp appears in the row for the patch in the Last Updated column.
After the installation finishes, you must restart Tenable Security Center.

Steps to Apply Patch Manually

Apply the patch to a standalone Tenable Security Center or Tenable Core + Tenable Security Center:

Download the patch from the Tenable Security Center Downloads page to Tenable Security Center. You can save the files in any location (e.g., /tmp).
Access the command line as a user with root-level permissions.
Run the following command to untar the patch file, where [patch file name] is the name of the .tgz patch file you downloaded:

tar zxf [patch file name]
Run the following command to change the directory to the extracted directory, where [directory] is the extracted directory:

cd [directory]
Run the following command to begin the installation:

sh ./install.sh

The installation begins and Tenable Security Center stops.
After the installation finishes, you must restart Tenable Security Center.

What to do next:

(Optional) Confirm the patch successfully applied to Tenable Security Center, as described in the knowledge base article.

Contents

install.sh
patch.manifest

Filenames and Checksums

Filenames and MD5 or SHA-256 checksums are located on the Tenable Security Center Downloads page.

Tenable Security Center Patch 202502.1 (2025-02-11)

Apply this patch to Tenable Security Center installations running versions 6.5.1. This patch fixes issues with agent synchronization job speed.

Steps to Apply Patch

Apply the patch to a standalone Tenable Security Center or Tenable Core + Tenable Security Center:

Download the patch from the Tenable Security Center Downloads page to Tenable Security Center. You can save the files in any location (e.g., /tmp).
Access the command line as a user with root-level permissions.
Run the following command to untar the patch file, where [patch file name] is the name of the .tgz patch file you downloaded:

tar zxf [patch file name]
Run the following command to change the directory to the extracted directory, where [directory] is the extracted directory:

cd [directory]
Run the following command to begin the installation:

sh ./install.sh

The installation begins and Tenable Security Center stops. After the installation finishes, Tenable Security Center automatically restarts.

Note: If Tenable Security Center does not automatically restart, then you may need to restart Tenable Security Center manually.

What to do next:

(Optional) Confirm the patch successfully applied to Tenable Security Center, as described in the knowledge base article.

Contents

Base.php
install.sh

Filenames and Checksums

Filenames and MD5 or SHA-256 checksums are located on the Tenable Security Center Downloads page.