CVE-2026-28083

WordPress Flatsome theme <= 3.20.5 - Cross Site Scripting (XSS) vulnerability

State: Published
Severity: 6.5 Medium
Published: Feb 26, 2026
Updated: Apr 28, 2026
Reserved: Feb 25, 2026

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in UX-themes Flatsome flatsome allows Stored XSS.This issue affects Flatsome: from n/a through <= 3.20.5.

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
FlatsomeUX-themes	3.20.5 and earlierAffectedfrom 3.20.6Not affected

References

https://patchstack.com/database/Wordpress/Theme/flatsome/vulnerability/wordpress-flatsome-theme-3-20-1-cross-site-scripting-xss-vulnerability?_s_id=cvevdb-entry

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