EIP-2026-111831

PRE-CVE

RunCMS 1.6.3 - Remote Shell Injection

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-111831. PoCs published by StAkeR.

AI-analyzed exploit summary This exploit targets RunCMS <= 1.6.3 by leveraging a file upload vulnerability in FCKEditor to inject a PHP shell. It authenticates with provided credentials, uploads a malicious file with a double extension, and executes arbitrary commands via a GET parameter.

Description

RunCMS 1.6.3 - Remote Shell Injection

Exploits (1)

exploitdb WORKING POC VERIFIED
by StAkeR · pythonwebappsphp
https://www.exploit-db.com/exploits/9132

This exploit targets RunCMS <= 1.6.3 by leveraging a file upload vulnerability in FCKEditor to inject a PHP shell. It authenticates with provided credentials, uploads a malicious file with a double extension, and executes arbitrary commands via a GET parameter.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: RunCMS <= 1.6.3
Auth required
Prerequisites: FCKEditor enabled for users · Valid user credentials · Network access to target
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026