CVE-2026-28083 PUBLISHED

WordPress Flatsome theme <= 3.20.1 - Cross Site Scripting (XSS) vulnerability

Assigner: Patchstack
Reserved: 25.02.2026 Published: 26.02.2026 Updated: 26.02.2026

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 <= 3.20.1.

Product Status

Vendor UX-themes
Product Flatsome
Versions Default: unaffected
  • affected from n/a to <= 3.20.1 (incl.)

Credits

  • João Pedro S Alcântara (Kinorth) | Patchstack Bug Bounty Program finder

References

Problem Types

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

Impacts

  • Stored XSS