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Vulnerability DatabaseCVE-2024-3021
CVE-2024-3021:
WordPress vulnerability analysis and mitigation
Overview
The Mhr Post Ticker plugin for WordPress contains a Stored Cross-Site Scripting vulnerability (CVE-2024-3021) affecting all versions up to and including 1.1. The vulnerability was discovered and reported by Wordfence, with the initial disclosure made on May 2, 2024 (Wordfence).
Technical details
The vulnerability stems from insufficient input sanitization and output escaping in the Header Title value field. The issue has been assigned a CVSS v3.1 Base Score of 4.4 (Medium) with the vector string CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N (NVD).
Impact
This vulnerability only affects multi-site installations and installations where unfiltered_html has been disabled. When successfully exploited, it allows authenticated attackers with administrator-level access to inject arbitrary web scripts that will execute whenever a user accesses an injected page (Wordfence).
Mitigation and workarounds
Users should update to the latest version of the Mhr Post Ticker plugin when available. The vulnerability has been documented in the WordPress plugin repository (WordPress).
Additional resources
Source: This report was generated using AI
Related WordPress vulnerabilities:
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