WordPress Plugin Vulnerabilities

Rank Math SEO < 1.0.277.1 - Unauthenticated Password-Protected Post Content Disclosure via Post Metadata and llms.txt

Description

The plugin 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.

Proof of Concept

Affects Plugins

Plugin icon
seo-by-rank-math
Fixed in 1.0.277.1

References

CVE
CVE-2026-77782

Classification

Type
SENSITIVE DATA DISCLOSURE
OWASP top 10
A3: Sensitive Data Exposure
CWE
CWE-200
CVSS
5.3 (medium)

Miscellaneous

Original Researcher
Project Black
Submitter
Project Black
Submitter website
https://projectblack.io/penetration-testing/
Submitter twitter
project_blk
Verified
Yes
WPVDB ID
e7a81d62-3fc7-4212-bd77-c559a6065808

Timeline

Publicly Published
2026-08-31 (about 2 days ago)
Added
2026-08-31 (about 1 day ago)
Last Updated
2026-08-31 (about 1 day ago)

Other

Published
Title
Published
2023-07-18
Title
what3words Address Field < 4.0.0 - Admin+ Sensitive Information Disclosure
Published
2025-09-26
Title
The Tribal < 1.3.4 - Unauthenticated Sensitive Information Exposure
Published
2026-07-24
Title
MapPress – Google Maps, OpenStreetMap & Leaflet < 2.97.7 - Unauthenticated Information Exposure
Published
2025-03-12
Title
WooCommerce Bookings < 2.2.5 - Unauthenticated Bookings Products Data and Metadata Disclosure via REST API
Published
2025-09-22
Title
All In One SEO Pack < 4.8.7.2 - Contributor+ Sensitive Information Exposure