CVE-2025-49929

WordPress Ultimate Blocks plugin <= 3.3.6 - Cross Site Scripting (XSS) vulnerability

State: Published
Severity: 6.5 Medium
Published: Oct 22, 2025
Updated: Apr 28, 2026
Reserved: Jun 11, 2025

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Ultimate Blocks Ultimate Blocks ultimate-blocks allows Stored XSS.This issue affects Ultimate Blocks: from n/a through <= 3.3.6.

Scores

CVSS	Score	Vector	Source
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L	Patchstack

Weaknesses

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected Products

Product	Versions
Ultimate BlocksUltimate Blocks	3.3.6 and earlierAffectedfrom 3.3.7Not affected

References

https://patchstack.com/database/Wordpress/Plugin/ultimate-blocks/vulnerability/wordpress-ultimate-blocks-plugin-3-3-6-cross-site-scripting-xss-vulnerability?_s_id=cvevdb-entry

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