EIP-2026-118503

PRE-CVE

EFS Easy Chat Server - Universal Buffer Overflow (SEH) (Metasploit)

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-118503. PoCs published by fb1h2s.

AI-analyzed exploit summary This Metasploit module exploits a buffer overflow vulnerability in EFS Easy Chat Server by sending a maliciously crafted HTTP GET request with an oversized username and password parameter. The exploit leverages SEH overwrite and a NOP sled to achieve remote code execution.

Description

EFS Easy Chat Server - Universal Buffer Overflow (SEH) (Metasploit)

Exploits (1)

exploitdb WORKING POC VERIFIED
by fb1h2s · rubyremotewindows
https://www.exploit-db.com/exploits/11210

This Metasploit module exploits a buffer overflow vulnerability in EFS Easy Chat Server by sending a maliciously crafted HTTP GET request with an oversized username and password parameter. The exploit leverages SEH overwrite and a NOP sled to achieve remote code execution.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: EFS Easy Chat Server (version not specified)
No auth needed
Prerequisites: Network access to the target server · Target server running EFS Easy Chat Server
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026