PT-2026-22132 · Ux Themes · Flatsome

João Pedro S Alcântara + 1 · Published 2026-02-26 · Updated 2026-02-26 · CVE-2026-28083

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 Flatsome versions through 3.20.1

Description A flaw exists in UX-themes Flatsome that allows for Stored Cross-site Scripting (XSS). This issue involves 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 Flatsome to a version later than 3.20.1.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-28083

Affected Products

Flatsome

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-28083 · Security Note
• https://patchstack.com/database/Wordpress/Theme/flatsome/vulnerability/wordpress-flatsome-theme-3-20-1-cross-site-scripting-xss-vulnerability?_s_id=cve · Note
• https://t.me/CVEtracker/45839 · Telegram Post
• https://twitter.com/CVEnew/status/2027004186471157777 · Twitter Post