CVE-2026-77782
Received Received - Intake

Rank Math SEO Plugin Password-Protected Post Content Exposure

Publication date: 2026-09-02

Last updated on: 2026-09-02

Assigner: WPScan

Description
The Rank Math SEO WordPress plugin before 1.0.277.1 does not check whether a post is password protected before using its content to build publicly generated SEO metadata, allowing unauthenticated users to read the content of password-protected posts.

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Meta Information

Published
2026-09-02
Last Modified
2026-09-02
Generated
2026-09-02
AI Q&A
2026-09-02
EPSS Evaluated
N/A
NVD
CVE-2026-77782
EUVD
EUVD-2026-69837

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
rank_math seo_plugin to 1.0.277.1 (exc)
rank_math seo to 1.0.277.1 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-UNKNOWN

Attack-Flow Graph

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Executive Summary

The Rank Math SEO WordPress plugin before version 1.0.277.1 has a flaw where it does not check if a post is password-protected before using its content to create SEO metadata. This allows unauthenticated users to access the content of password-protected posts through publicly available metadata.

Detection Guidance

Check the installed version of the Rank Math SEO plugin. If it is below 1.0.277.1, the system is vulnerable. Use WordPress admin panel or run a command like 'wp plugin list' if using WP-CLI to verify the version.

Impact Analysis

This vulnerability allows unauthorized users to read content meant to be restricted to authorized viewers. It compromises the confidentiality of sensitive information stored in password-protected posts, potentially exposing private data.

Compliance Impact

This vulnerability could lead to non-compliance with data protection regulations such as GDPR or HIPAA by exposing sensitive or personal data to unauthorized parties. Organizations may face legal penalties or reputational damage if such data breaches occur.

Mitigation Strategies

Update the Rank Math SEO plugin to version 1.0.277.1 or later immediately. Disable the plugin temporarily if an update is not immediately available, but note this may affect SEO functionality.

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