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Vulnerability DatabaseCVE-2024-12743
CVE-2024-12743:
WordPress vulnerability analysis and mitigation
Overview
The MailPoet WordPress plugin before version 5.5.2 contains a stored Cross-Site Scripting (XSS) vulnerability identified as CVE-2024-12743. The vulnerability was discovered and disclosed on May 15, 2025, affecting WordPress installations using the MailPoet plugin (WPScan, NVD).
Technical details
The vulnerability stems from improper sanitization and escaping of certain plugin settings. It has been assigned a CVSS score of 4.8 (MEDIUM) with a vector string of CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N. The issue can be exploited by creating a new email, deleting all blocks, and manipulating Header and Footer blocks with specific malicious content (Wiz).
Impact
When exploited, this vulnerability allows administrators to perform stored Cross-Site Scripting attacks, potentially affecting other users in the system, particularly in multisite WordPress installations where unfiltered_html capability is typically restricted (WPScan).
Mitigation and workarounds
The vulnerability has been patched in MailPoet version 5.5.2. Users are advised to update to this version or later to mitigate the risk (WPScan).
Additional resources
Source: This report was generated using AI
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