CVE-2021-47964 — Schlix CMS 2.2.6-6 Remote Code Execution via core.blockmanager
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 thr…
Published: 2026-05-15 · CVSS: 8.7 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7