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PatchSiren cyber security CVE debrief

CVE-2026-39543 Themefic CVE debrief

A Missing Authorization vulnerability was found in the Tourfic plugin, affecting versions from n/a through 2.21.4. This issue allows attackers to exploit incorrectly configured access control security levels. The vulnerability has a CVSS score of 5.3 and a severity rating of MEDIUM. Users of the Tourfic plugin, especially those with versions prior to an updated version beyond 2.21.4, should be aware of this vulnerability and take necessary actions to secure their installations. The CVE record was published on 2026-04-08T09:16:26.930Z and last modified on 2026-07-24T21:10:00.143Z.

Vendor
Themefic
Product
Tourfic
CVSS
MEDIUM 5.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-04-08
Original CVE updated
2026-07-24
Advisory published
2026-04-08
Advisory updated
2026-07-24

Who should care

Users of the Tourfic plugin, especially those with versions prior to an updated version beyond 2.21.4, should be aware of this vulnerability and take necessary actions to secure their installations. This includes reviewing and adjusting access control configurations, monitoring plugin and site logs for suspicious activity, and considering additional security measures.

Technical summary

The CVE-2026-39543 vulnerability is classified as a Missing Authorization issue within the Tourfic plugin. It has a CVSS score of 5.3 and a severity rating of MEDIUM. The vulnerability exists due to incorrectly configured access control security levels, potentially allowing unauthorized access or actions within the plugin's functionality. The official CVE record and NVD detail page provide additional information on the vulnerability.

Defensive priority

Medium priority should be given to updating the Tourfic plugin to a version that addresses this vulnerability.

Recommended defensive actions

  • Update the Tourfic plugin to a version beyond 2.21.4.
  • Review and adjust access control configurations for the plugin.
  • Monitor plugin and site logs for suspicious activity.
  • Consider implementing additional security measures such as Web Application Firewalls (WAFs).
  • Review compensating controls for exposed systems while remediation is scheduled and verified.

Evidence notes

The CVE record was published on 2026-04-08T09:16:26.930Z and last modified on 2026-07-24T21:10:00.143Z. The NVD entry is currently Deferred. There is limited information available about the vulnerability from the source item. Defenders should verify the affected scope and severity with the official CVE record and NVD detail page. The source item URL may provide additional information on CVE-2026-39543.

Official resources

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-04-08T09:16:26.930Z and has not been modified since then. The NVD entry is currently Deferred.