PT-2026-3289 · Unknown · Schlix Cms

Emircan Baş · Published 2026-01-16 · Updated 2026-01-16 · CVE-2021-47834

Positive Technologies (AI Summary)

CVSS v3.1

6.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Schlix CMS version 2.2.6-6

Description The application contains a persistent cross-site scripting issue. Authenticated users can inject malicious scripts into category titles. An attacker can create a new contact category with a script payload that will execute when the page is viewed by other users. The vulnerable area is the category title field.

Recommendations Update to a newer version that contains a fix for this vulnerability. As a temporary workaround, sanitize all user-supplied input for category titles to prevent script injection.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-47834

Affected Products

Schlix Cms

References · 5

• 🔥 https://exploit-db.com/exploits/49837 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-47834 · Security Note
• https://schlix.com · Note
• https://twitter.com/CVEnew/status/2012303210728538356 · Twitter Post
• https://vulncheck.com/advisories/schlix-cms-title-persistent-cross-site-scripting-authenticated · Note