CVE-2026-121576
Deferred Deferred - Pending Action

Incorrect Privilege Assignment in MCP Server for WordPress

Publication date: 2026-11-09

Last updated on: 2026-11-09

Assigner: Patchstack

Description
Incorrect Privilege Assignment vulnerability in AtlasAiDev MCP Server for WordPress ai-workflow-automation-ai-agent-hub allows Privilege Escalation.This issue affects MCP Server for WordPress: from n/a through 2.0.1.

CVSS Scores

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Meta Information

Published
2026-11-09
Last Modified
2026-11-09
Generated
2026-11-09
AI Q&A
2026-11-09
EPSS Evaluated
N/A
NVD
CVE-2026-121576
EUVD
EUVD-2026-120118

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
patchstack ai-workflow-automation-ai-agent-hub From 2.0.1 (inc)
atlasai mcps_server_for_wordpress to 2.0.1 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-266 A product incorrectly assigns a privilege to a particular actor, creating an unintended sphere of control for that actor.

Attack-Flow Graph

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Executive Summary

This vulnerability is an Incorrect Privilege Assignment flaw in the AtlasAiDev MCP Server for WordPress plugin. It allows low-privilege users like subscribers to escalate their privileges to administrator level, gaining full control over the website.

Detection Guidance

Check WordPress plugin versions for ai-workflow-automation-ai-agent-hub. Use commands like 'wp plugin list' in WordPress CLI or inspect the plugin directory for version files. Look for versions 2.0.1 or earlier.

Impact Analysis

Attackers could exploit this to take full control of your WordPress site, potentially stealing data, installing malware, or defacing the site. The high CVSS score (8.8) indicates widespread risk, as attackers may target many sites indiscriminately.

Compliance Impact

This vulnerability could lead to unauthorized access to sensitive data, which may violate GDPR's data protection requirements and HIPAA's safeguards for protected health information. Unauthorized privilege escalation risks exposing personal or health data, potentially resulting in non-compliance with these regulations.

Mitigation Strategies

Update the ai-workflow-automation-ai-agent-hub plugin to version 2.0.2 or later. Alternatively, apply a mitigation rule provided by Patchstack to block exploitation attempts.

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