PT-2026-41343 · Schlix · Schlix Cms

Eren Saraç · Published 2026-05-15 · Updated 2026-05-15 · CVE-2021-47964

NVD

CVSS v3.1

8.8

High

Base vector

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

Schlix CMS 2.2.6-6 contains a remote code execution vulnerability that allows authenticated attackers to execute arbitrary PHP code by uploading malicious extension packages through the block manager. Attackers can upload a crafted ZIP file containing PHP code in the packageinfo.inc file and trigger execution by accessing the About tab of the installed extension.

Exploit

Fix

Code Injection

Weakness Enumeration

CWE-94

Related Identifiers

CVE-2021-47964

Affected Products

Schlix Cms

References · 5

• 🔥 https://exploit-db.com/exploits/49838 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-47964 · Security Note
• https://vulncheck.com/advisories/schlix-cms-6-remote-code-execution-via-core-blockmanager · Note
• https://schlix.com/downloads/schlix-cms/schlix-cms-v2.2.6-6.zip · Note
• https://schlix.com · Note