How serious is CVE-2026-28083?

This vulnerability has a CVSS score of 6.5 out of 10, classified as MEDIUM severity. Proof-of-concept exploit code is publicly available, making this an active threat.

Is there exploit code available for CVE-2026-28083?

Yes, proof-of-concept exploit code for CVE-2026-28083 is publicly available on GitHub and security research platforms. This increases the risk of active exploitation.

Which products are affected by CVE-2026-28083?

Check the official CVE details for a complete list of affected products and versions.

How do I fix CVE-2026-28083?

To remediate CVE-2026-28083, check for security patches from the vendor. Apply all available updates and security patches. If no patch is available, implement recommended workarounds or security controls to mitigate the risk.

CVE-2026-28083

Medium

|6.5

Exploit Available

Plain English Summary

AI-powered analysis for quick understanding

This vulnerability allows an attacker to inject malicious scripts into web pages viewed by users of the Flatsome theme, which can lead to unauthorized actions like stealing sensitive information or hijacking user sessions. It affects versions of Flatsome up to and including 3.20.1, and for it to be exploited, the attacker needs to find a way to submit harmful content that gets stored and displayed on the site.

Technical 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 <= 3.20.1.

CVSS Vector Analysis

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionRequired

Confidentiality ImpactLow

Integrity ImpactLow

Availability ImpactLow

ScopeChanged

Vector String

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

Exploit Resources

Search for proof-of-concept code and exploit modules

GitHub Search Exploit-DB Nuclei Templates Metasploit Vulners

Official References

NIST NVD

Est. Bounty

$931($500-$1K)

Vendor Response

Grade APatched in 1 day

Quick Information

Published

Feb 26, 2026

about 1 month ago

Last Modified

Feb 27, 2026

about 1 month ago