Schlix CMS 2.2.6-6 - 'title' Persistent Cross-Site Scripting (Authenticated) | Advisories

Advisories

Schlix CMS 2.2.6-6 - 'title' Persistent Cross-Site Scripting (Authenticated)

severity: medium
date: January 16, 2026
Affecting: Schlix CMS 2.2.6-6
CVE: CVE-2021-47834
CWE: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSS: 5.1
CVSS V4 Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
References: ExploitDB-49837
Vendor Homepage
Credit: Emircan Baş
Description: Schlix CMS 2.2.6-6 contains a persistent cross-site scripting vulnerability that allows authenticated users to inject malicious scripts into category titles. Attackers can create a new contact category with a script payload that will execute when the page is viewed by other users.