OCTOBER 7, 2026
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Case File

CVE-2026-93889

HIGH · CVSS 7.2 EPSS 0.24% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-10-03 · Last synced 2026-10-07

CyberRota Analysis

AI-Generated

The Mail logging – WP Mail Catcher plugin for WordPress is susceptible to Stored Cross-Site Scripting due to inadequate input sanitization and output escaping in the 'wp_mail_failed' error message, affecting all versions up to 2.1.12. This vulnerability allows unauthenticated attackers to inject malicious scripts that execute when users access compromised pages, contingent upon the presence of another plugin like Contact Form 7 that processes user input. WordPress site administrators utilizing this plugin should prioritize immediate updates to mitigate potential exploitation risks.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-93889
Severity
HIGH
CVSS
7.2
EPSS
0.24%
WordPress

Original NVD Description

The Mail logging – WP Mail Catcher plugin for WordPress is vulnerable to Stored Cross-Site Scripting via PHPMailer 'wp_mail_failed' Error Message in all versions up to, and including, 2.1.12 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Successful exploitation requires a separately installed plugin, such as Contact Form 7, that passes unauthenticated user-controlled input into mail fields whose content PHPMailer will include in its failure error message.