Contextual Related Posts <= 3.3.1 - Cross-Site Request Forgery in crpClearCache

4.3
Cross-Site Request Forgery (CSRF)
CVSS 4.3 (Medium)
Publicly Published February 20, 2023
Last Updated January 22, 2024

Description

The Contextual Related Posts plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 3.3.1. This is due to missing or incorrect nonce validation on the crpClearCache function triggered via the crp_clear_cache AJAX action. This makes it possible for unauthenticated attackers to clear the Contextual Related Posts cache via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

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Vulnerability Details for Contextual Related Posts

Software Type Plugin
Software Slug contextual-related-posts (view on wordpress.org)
Patched? Yes
Remediation Update to version 3.3.2, or a newer patched version
Affected Version
  • <= 3.3.1
Patched Version
  • 3.3.2

Recent vulnerabilities in Contextual Related Posts

# Title CVE ID CVSS Researchers Date
1 Contextual Related Posts <= 4.2.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'other_attributes' CVE-2026-2986 6.4 Athiwat Tiprasaharn (Jitlada), Itthidej Aramsri (Boeing777) April 17, 2026
2 Contextual Related Posts < 4.2.2 - Missing Authorization CVE-2026-32565 5.3 Nguyen Ba Khanh March 18, 2026
3 Contextual Related Posts <= 4.0.2 - Authenticated (Contributor+) Stored Cross-Site Scripting CVE-2025-47506 6.4 Muhammad Yudha - DJ May 7, 2025
4 Contextual Related Posts <= 3.3.1 - Missing Authorization in crp_ajax_clearcache 4.3 February 20, 2023
5 Contextual Related Posts <= 3.3.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via Block Attribute CVE-2023-0252 6.4 István Márton January 5, 2023
6 Contextual Related Posts <= 2.9.3 - Cross-Site Request Forgery 4.3 Lenon Leite November 19, 2020
7 Contextual Related Posts <= 1.8.6 - Cross-Site Request Forgery to Cross-Site Scripting CVE-2013-2710 8.8 Charlie Eriksen August 1, 2014
8 Contextual Related Posts < 1.8.10.2 - SQL Injection CVE-2014-3937 9.8 flynsarmy March 6, 2014

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