CVE-2025-30903: WordPress SyntaxHighlighter Evolved plugin <= 3.7.1 - Cross Site Scripting (XSS) vulnerability

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-03-27 · updated 2026-06-17
Weakness: CWE-79

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Alex Mills SyntaxHighlighter Evolved syntaxhighlighter allows DOM-Based XSS.This issue affects SyntaxHighlighter Evolved: from n/a through <= 3.7.1.

Affected products

Alex Mills SyntaxHighlighter Evolved: through 3.7.1

References

https://patchstack.com/database/Wordpress/Plugin/syntaxhighlighter/vulnerability/wordpress-syntaxhighlighter-evolved-plugin-3-7-1-cross-site-scripting-xss-vulnerability?_s_id=cve

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