CVE-2026-121721

MEDIUM NVD

CVSS Score 6.5

Severity MEDIUM

Published Nov 13, 2026

Vendor unknown

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in PublishPress Gutenberg Blocks advanced-gutenberg allows Stored XSS.This issue affects Gutenberg Blocks: from n/a through 3.7.6.

References

https://patchstack.com/database/wordpress/plugin/advanced-gutenberg/vulnerability/wordpress-gutenberg-blocks-plugin-3-7-6-cross-site-scripting-xss-vulnerability?_s_id=cve