CVE-2026-57728 PUBLISHED

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

Assigner: Patchstack
Reserved: 25.06.2026 Published: 13.07.2026 Updated: 13.07.2026

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

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
CVSS Score: 7.1

Attack Vector	Network	Scope	Changed
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	None	Integrity Impact	Low
User Interaction	Required	Availability Impact	Low

CVSS 3.1

Product Status

Vendor	UX-themes
Product	Flatsome
Versions	Default: unaffected affected from 0 to 3.20.5 (incl.)

Credits

Bonds | Patchstack Bug Bounty Program finder

References

https://patchstack.com/database/Wordpress/Theme/flatsome/vulnerability/wordpress-flatsome-theme-3-20-5-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve

Problem Types

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

Impacts

Reflected XSS