CVE-2026-13231: Advanced Content Feedback (aka admin_feedback) - Moderately critical - Cross-site scripting - SA-CONTRIB-2026-051

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-07-10 · updated 2026-10-25
Weakness: CWE-79

Description

Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal Advanced Content Feedback (aka admin_feedback) allows Stored XSS. This issue affects Advanced Content Feedback (aka admin_feedback) versions: from 0.0.0 to 2.8.0.

Affected products

Drupal Advanced Content Feedback (aka admin_feedback): before 2.8 — fixed in 2.8

How to fix

Upgrade to a fixed version: Drupal Advanced Content Feedback (aka admin_feedback) 2.8. Check the vendor advisory for mitigations.

References

https://www.drupal.org/sa-contrib-2026-051

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