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PatchSiren cyber security CVE debrief

CVE-2026-39569 AA Web Servant CVE debrief

A Missing Authorization vulnerability was reported in the 12 Step Meeting List plugin, affecting versions from n/a through 3.19.9. This issue allows attackers to exploit incorrectly configured access control security levels. The vulnerability has a CVSS score of 6.5 and is classified as MEDIUM severity. The CVE record was published on 2026-04-08T09:16:28.083Z and has not been modified since. The NVD entry is currently Deferred. Users of the 12 Step Meeting List plugin, particularly those using versions up to 3.19.9, should be aware of this vulnerability and take necessary actions to secure their installations. The vulnerability details are based on the information provided by the CVE.org and NVD. To address this vulnerability, it is recommended to update the plugin to a version beyond 3.19.9 and implement compensating controls to monitor and restrict access to the plugin's functionality.

Vendor
AA Web Servant
Product
12 Step Meeting List
CVSS
MEDIUM 6.5
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 12 Step Meeting List plugin, particularly those using versions up to 3.19.9, should be aware of this vulnerability and take necessary actions to secure their installations.

Technical summary

The CVE-2026-39569 vulnerability is a Missing Authorization issue in the 12 Step Meeting List plugin. It allows Exploiting Incorrectly Configured Access Control Security Levels. The vulnerability affects the plugin versions from n/a through 3.19.9. The CVSS vector for this vulnerability is CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Defensive priority

Medium priority should be given to updating the 12 Step Meeting List plugin to a version beyond 3.19.9 to mitigate this vulnerability.

Recommended defensive actions

  • Inventory and update the 12 Step Meeting List plugin to a version beyond 3.19.9.
  • Implement compensating controls to monitor and restrict access to the plugin's functionality.
  • Verify and enforce proper access control configurations for the plugin.

Evidence notes

The CVE record was published on 2026-04-08T09:16:28.083Z and has not been modified since. The NVD entry is currently Deferred. The vulnerability details are based on the information provided by the CVE.org and NVD.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-39569 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-39569

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-39569 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-39569

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.