Flatsome: Cross-site scripting
Flatsome is affected by cross-site scripting. Exposure depends on how the affected operation is made reachable by the site. Injected script can execute in the affected site's origin when the vulnerable output is viewed. The published affected range is <= 3.20.5.
- Component
- Flatsome
- Plugin slug
flatsome- Affected
- <= 3.20.5
- Safe version
- See mitigation notes
- Published
- Jul 13, 2026
This CVE was published Jul 13, 2026 and is one of 11 known issues for this theme.
Update, patch or deactivate.
No fixed release is identified. Update Flatsome when a release after 3.20.5 becomes available; until then, disable and remove it when the site's risk warrants.
No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
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.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L