CVE-2026-77785: CWE-639 Authorization Bypass Through User-Controlled Key in Rank Math SEO
Description
The Rank Math SEO WordPress plugin before 1.0.277 does not verify that the requesting user is permitted to read the specific post referenced in a request before returning its content and SEO metadata, allowing users with the Author role and above to read the title, body and metadata of other users' non-public posts.
CVSS v3.1
Score 2.7low
Affected software
Rank Math SEO
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-77785 is an authorization bypass vulnerability in the Rank Math SEO WordPress plugin. The plugin fails to verify that the requesting user has permission to read the specific post referenced in a request before returning its content and SEO metadata. This flaw allows users with the Author role or higher to read non-public posts authored by other users, exposing potentially sensitive content.
Potential Impact
Users with Author role or higher can access the content and SEO metadata of other users' non-public posts, leading to unauthorized disclosure of potentially sensitive information. The vulnerability does not affect integrity or availability, and the CVSS score is low (2.7).
Mitigation Recommendations
No official patch or remediation guidance is currently available. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is released, limit user roles to trusted individuals and monitor access to sensitive content accordingly.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-08-21T12:06:20.673Z
- State
- PUBLISHED
Threat ID: 6a97bd33acd9273b49d9bbcb
Added to database: 09/02/2026, 06:07:47 UTC
Last enriched: 09/07/2026, 14:06:11 UTC
Last updated: 10/17/2026, 18:48:22 UTC
Views: 65
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