EIP-2026-106414
PRE-CVEDemo4 CMS 1b - 'FCKeditor' Arbitrary File Upload
Title source: legacyExploitation Summary
EIP tracks 1 public exploit for EIP-2026-106414. PoCs published by Stack.
AI-analyzed exploit summary This exploit targets an arbitrary file upload vulnerability in Demo4 CMS Beta01 via the FCKeditor component. It bypasses file extension checks by using a double extension (e.g., 's.php.he.ll') and uploads a malicious PHP shell, enabling remote command execution.
Description
Demo4 CMS 1b - 'FCKeditor' Arbitrary File Upload
Exploits (1)
exploitdb
WORKING POC
VERIFIED
by Stack · perlwebappsphp
https://www.exploit-db.com/exploits/5923
This exploit targets an arbitrary file upload vulnerability in Demo4 CMS Beta01 via the FCKeditor component. It bypasses file extension checks by using a double extension (e.g., 's.php.he.ll') and uploads a malicious PHP shell, enabling remote command execution.
Classification
Working Poc 95%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target:
Demo4 CMS Beta01
No auth needed
Prerequisites:
Network access to the target web server · FCKeditor component enabled in Demo4 CMS
MITRE ATT&CK
devstral-2 · analyzed Feb 18, 2026
Full analysis →
Details
Status
pre_cve
Tracked Since
Feb 18, 2026