PT-2025-44606 · WordPress · Gutenberg

Published 2025-10-31 · Updated 2025-10-31 · CVE-2025-64354

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

Name of the Vulnerable Software and Affected Versions Matias Ventura Gutenberg versions through 21.8.2

Description A flaw exists in Gutenberg that allows for Stored Cross-site Scripting (XSS). This issue is due to improper neutralization of input during web page generation. The vulnerability could potentially allow an attacker to inject malicious scripts into web pages viewed by other users.

Recommendations Update Gutenberg to a version later than 21.8.2.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-64354

Affected Products

Gutenberg

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2025-64354 · Security Note
• https://t.me/CVEtracker/36285 · Telegram Post
• https://patchstack.com/database/Wordpress/Plugin/gutenberg/vulnerability/wordpress-gutenberg-plugin-21-8-2-cross-site-scripting-xss-vulnerability?_s_id=cve · Note
• https://vdp.patchstack.com/database/Wordpress/Plugin/gutenberg/vulnerability/wordpress-gutenberg-plugin-21-8-2-cross-site-scripting-xss-vulnerability?_s_id=cve · Note
• https://twitter.com/CVEnew/status/1984236639384993835 · Twitter Post
• https://vdp.patchstack.com/database/Wordpress/Plugin/gutenberg/vulnerability/wordpress-gutenberg-plugin-21-8-2-cross-site-scripting-xss-vulnerability · Note