EIP-2026-107548

PRE-CVE

H2O-CMS 3.4 - Remote Command Execution

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-107548. PoCs published by StAkeR.

AI-analyzed exploit summary This exploit targets H2O-CMS <= 3.4 by injecting malicious PHP code into configuration parameters via a POST request, enabling remote command execution. It leverages authenticated access to modify settings and execute arbitrary commands through crafted HTTP requests.

Description

H2O-CMS 3.4 - Remote Command Execution

Exploits (1)

exploitdb WORKING POC VERIFIED
by StAkeR · perlwebappsphp
https://www.exploit-db.com/exploits/6861

This exploit targets H2O-CMS <= 3.4 by injecting malicious PHP code into configuration parameters via a POST request, enabling remote command execution. It leverages authenticated access to modify settings and execute arbitrary commands through crafted HTTP requests.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: H2O-CMS <= 3.4
Auth required
Prerequisites: Authenticated access to the H2O-CMS admin panel · Network access to the target server
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026