CVE-2026-11983 — Ad Inserter <= 2.8.16 - Missing Authorization to Block Visibility Bypass via ai_ajax
The Ad Inserter – Ad Manager & AdSense Ads plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 2.8.16 due to a missing capability ch…
Published: 2026-08-06 · CVSS: 5.3 · CVSS 3.1
The Ad Inserter – Ad Manager & AdSense Ads plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 2.8.16 due to a missing capability check in the `ai_ajax` function. This makes it possible for unauthenticated attackers to view the contents of ad blocks that an administrator has restricted to administrator-only visibility.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7