CVE-2021-47834 MEDIUM

CVE-2021-47834: Schlix CMS 2.2.6-6 - 'title' Persistent Cross-Site Scripting (Authenticated)

Vendor Schlix
Product Schlix CMS
Weakness CWE-79 · XSS
Published January 16, 2026
Last update March 5, 2026

CVSS base score

5.1/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction
Confidentiality
Integrity

CVSS 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

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

January 16, 2026 CVE published
March 5, 2026 Record updated