CVE-2026-11983

Ad Inserter <= 2.8.16 - Missing Authorization to Block Visibility Bypass via ai_ajax

MEDIUM
5.3
CVSS Score
Published: August 6, 2026 at 11:29 AM UTC
Updated: August 12, 2026 at 09:15 PM UTC
1 product affected across 1 vendorAd Inserter

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Ad Inserter· Spacetimewordpress-plugin
60%
v ≤ 2.8.16

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMWordfence
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-862

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