TI-2026-75300 Aliases CVE-2026-111396

Missing authorization in WordPress Advanced Post Manager plugin

LOW 31CWE-862Published 2026-10-16 · Updated 2026-10-16

Key facts

Attack vector: Network
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: None · Low · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-862.

Summary

The Advanced Post Manager plugin for WordPress, from Liquid Web / StellarWP, is affected through 4.5.6. A missing authorization check (CWE-862) lets users reach functionality they should not be able to use. A remote attacker with low privileges can affect integrity and availability without user interaction.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Description from the CNA

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00203 10th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Liquid Web / StellarWP	Advanced Post Manager	up to 4.5.6	—	No fix listed	CNA

Advanced Post Manager VendorLiquid Web / StellarWP Affected up to 4.5.6 Fixed in — No fix listed CNA

Remediation

The sources list no fixed version for Advanced Post Manager.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Timeline

2026-10-16 Threatist record created from CVE-2026-111396

References

Other 1

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

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Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences