CVE-2025-30903

WordPress SyntaxHighlighter Evolved plugin <= 3.7.1 - Cross Site Scripting (XSS) vulnerability

Description

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

Remediation

Solution:

  • Update the WordPress SyntaxHighlighter Evolved plugin to the latest available version (at least 3.7.2).

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.04%
Affected: Alex Mills SyntaxHighlighter Evolved
Published at:
Updated at:

References

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

Frequently Asked Questions

What is the severity of CVE-2025-30903?
CVE-2025-30903 has been scored as a medium severity vulnerability.
How to fix CVE-2025-30903?
To fix CVE-2025-30903: Update the WordPress SyntaxHighlighter Evolved plugin to the latest available version (at least 3.7.2).
Is CVE-2025-30903 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-30903 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-30903?
CVE-2025-30903 affects Alex Mills SyntaxHighlighter Evolved.
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