CVE-2025-64354

MEDIUM 6.5

WordPress Gutenberg plugin <= 21.8.2 - Cross Site Scripting (XSS) vulnerability

CVSS Score

6.5

EPSS Score

0.0%

EPSS Percentile

0th

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Matias Ventura Gutenberg gutenberg allows Stored XSS.This issue affects Gutenberg: from n/a through <= 21.8.2.

CWE	CWE-79
Vendor	matias ventura
Product	gutenberg
Published	Oct 31, 2025
Last Updated	Apr 1, 2026

Stay Ahead of the Next One

Get instant alerts for matias ventura gutenberg

Be the first to know when new medium vulnerabilities affecting matias ventura gutenberg are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

Affected Versions

Matias Ventura / Gutenberg

0 ≤ 21.8.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/Wordpress/Plugin/gutenberg/vulnerability/wordpress-gutenberg-plugin-21-8-2-cross-site-scripting-xss-vulnerability?_s_id=cve

Credits

Peter Thaleikis | Patchstack Bug Bounty Program