CVE-2026-111396 PUBLISHED

WordPress Advanced Post Manager plugin <= 4.5.6 - Broken Access Control vulnerability

Assigner: Patchstack
Reserved: 16.10.2026 Published: 16.10.2026 Updated: 16.10.2026

Missing Authorization vulnerability in Liquid Web / StellarWP Advanced Post Manager advanced-post-manager allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Advanced Post Manager: from n/a through 4.5.6.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
CVSS Score: 7.1

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	None
Privileges Required	Low	Integrity Impact	Low
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	Liquid Web / StellarWP
Product	Advanced Post Manager
Versions	Default: unaffected affected from 0 to 4.5.6 (incl.)

Solutions

Update the WordPress Advanced Post Manager plugin to the latest available version (at least 4.5.7).

Credits

cazy | Patchstack Bug Bounty Program finder

References

https://patchstack.com/database/wordpress/plugin/advanced-post-manager/vulnerability/wordpress-advanced-post-manager-plugin-4-5-6-broken-access-control-vulnerability?_s_id=cve

Problem Types

Missing Authorization CWE

Impacts

Exploiting Incorrectly Configured Access Control Security Levels