EIP-2026-103114

PRE-CVE

Github Enterprise - Default Session Secret and Deserialization (Metasploit)

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-103114. PoCs published by Metasploit.

AI-analyzed exploit summary This Metasploit module exploits a hard-coded session secret and unsafe deserialization in GitHub Enterprise to achieve remote code execution. It signs a malicious serialized Ruby object and sends it via a tampered cookie to trigger payload execution.

Description

Github Enterprise - Default Session Secret and Deserialization (Metasploit)

Exploits (1)

exploitdb WORKING POC VERIFIED
by Metasploit · rubyremotelinux
https://www.exploit-db.com/exploits/41744

This Metasploit module exploits a hard-coded session secret and unsafe deserialization in GitHub Enterprise to achieve remote code execution. It signs a malicious serialized Ruby object and sends it via a tampered cookie to trigger payload execution.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: GitHub Enterprise 2.8.0 - 2.8.6
No auth needed
Prerequisites: Network access to the target's management interface (port 8443) · Target running vulnerable GitHub Enterprise version
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026