CVE-2023-28994 HIGH

CVE-2023-28994: WordPress Flatsome Theme <= 3.16.8 is vulnerable to Cross Site Scripting (XSS)

Vendor Ux-Themes

Product Flatsome

Weakness CWE-79 · XSS

Published August 23, 2023

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

7.1/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction Required

Confidentiality Low

Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in UX-themes Flatsome plugin <= 3.16.8 versions.

Explanation of Vulnerability in Simple Terms

02Summary

Flatsome theme versions up to 3.16.8 contain a cross-site scripting (XSS) vulnerability that allows attackers to inject malicious scripts into the site. An attacker can craft a malicious link that, when clicked by a site visitor, executes JavaScript in their browser. This can lead to session hijacking, credential theft, or malware distribution. The vulnerability affects the site's scope, meaning the attack can impact multiple users and site functionality.

What an attacker can do

03Attacker Capabilities

Inject and execute malicious JavaScript in visitors' browsers via a crafted link.

Potential impact on your site

04Site Impact

Visitors can be compromised without your knowledge; attackers may steal sessions, credentials, or inject malware.

Conditions required to exploit

05Prerequisites

A site visitor must click an attacker-controlled link while logged into or viewing the site.

Key dates

06Disclosure timeline

August 23, 2023 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2023-28994 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/79.html AskarLabs — CWE-79 write-up Cross-Site Scripting

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