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CVE-2021-47964

HIGH · CVSS 8.8 EPSS 0.27% Public Exploit

Source: NVD + CISA KEV + EPSS · Published: 2026-05-15 · Last synced: 2026-06-09

CyberRota Analysis

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Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
remote code execution code execution
External Security References

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-47964
Severity
HIGH
CVSS
8.8
EPSS
0.27%

Original NVD Description

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.