Combo Blocks < 2.2.76 – Unauthenticated Password Protected Posts Access | CVE 2024-0881 | Plugin Vulnerabilities

Description

The plugin does not have proper authorization, resulting in password protected posts to be displayed in the result of some unauthenticated AJAX actions, allowing unauthenticated users to read such posts

Proof of Concept

Open one of the below URL as an unauthenticated user and note that password protected posts are disclosed in it (when the blog has such posts)

https://example.com/wp-admin/admin-ajax.php?action=post_grid_paginate_ajax_free
https://example.com/wp-admin/admin-ajax.php?action=post_grid_ajax_search_free

Affects Plugins

Fixed in 2.2.76

References

CVE

Classification

Type

ACCESS CONTROLS

OWASP top 10

A5: Broken Access Control

CWE

CVSS

Miscellaneous

Original Researcher

Krzysztof Zając (CERT PL)

Submitter

Krzysztof Zając (CERT PL)

Submitter website

https://cert.pl

Submitter twitter

Verified

Yes

WPVDB ID

e460e926-6e9b-4e9f-b908-ba5c9c7fb290

Timeline

Publicly Published

2024-03-19 (about 1 year ago)

Added

2024-03-19 (about 1 year ago)

Last Updated

2024-08-30 (about 1 year ago)

Other

Published

Title

Published

2017-11-02

Title

Like Button Rating < 2.5.4 - Unauthenticated Arbitrary Blog Settings Change

Published

2024-01-30

Title

Starbox < 3.4.8 - Subscriber+ Plugin Preferences / User Settings Access via IDOR

Published

2024-08-31

Title

Contact Form Plugin by Fluent Forms for Quiz, Survey, and Drag & Drop WP Form Builder < 5.1.19 - Missing Authorization to Authenticated (Subscriber+) Mailchimp Integration Modification

Published

2023-06-19

Title

HTTP Headers < 1.18.11 - Admin+ Remote Code Execution

Published

2022-09-19

Title

Memberpress Downloads < 1.2.6 - Subscriber+ Arbitrary File Upload