Access Control Flaw in Liquid Web's Advanced Post Manager Plugin
CVE-2026-111396

7.1HIGH

Key Information:

Vendor

WordPress
Status
Advanced Post Manager
Vendor
CVE Published:
16 October 2026

What is CVE-2026-111396?

A Missing Authorization vulnerability in Liquid Web's Advanced Post Manager plugin exposes it to exploitation due to incorrectly configured access control security levels. This flaw allows unauthorized access, potentially leading to exposure of sensitive data and manipulation of content. Affected versions include all releases up to 4.5.6, making it critical for users to update their installations to ensure secure access control measures.

Affected Version(s)

Advanced Post Manager 0 <= 4.5.6

References

https://patchstack.com/database/wordpress/plugin/advanced...
vdb-entry

CVSS V3.1

Score:
7.1
Severity:
HIGH
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

cazy | Patchstack Bug Bounty Program
.