CVE · Medium

CVE-2026-11900 — Ad Inserter – Ad Manager & AdSense Ads [ad-inserter] < 2.8.17

CVE Vulnerability Type Severity Affected Fixed in Published Status
CVE-2026-11900 Ad Inserter – Ad Manager & AdSense Ads [ad-inserter] < 2.8.17 Authorization Bypass Through User-Controlled Key Medium 4.3 < 2.8.17 2.8.17 2026-07-02

CVE-2026-11900

Authenticated WordPress users with at least contributor privileges can exploit an insecure direct object reference vulnerability in Ad Inserter – Ad Manager & AdSense Ads plugin versions up to 2.8.16. The issue arises from the replace_ai_tags function's handling of reusable block tags, which allows attackers to bypass access controls and retrieve contents of posts they shouldn't be able to view. This can include private or password-protected posts owned by other users.

Based on public CVE data (MITRE/NVD).

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