EIP-2026-103107

PRE-CVE

Exceed 5.0/6.0/6.1/7.1/8.0 - Font Name Handler Buffer Overflow

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-103107. PoCs published by c0ntex.

AI-analyzed exploit summary This exploit demonstrates a buffer overflow vulnerability in Exceed server/client via a maliciously crafted XLoadQueryFont() request. It overwrites EIP by sending excessive data as a font name, leading to a crash or potential remote code execution.

Description

Exceed 5.0/6.0/6.1/7.1/8.0 - Font Name Handler Buffer Overflow

Exploits (1)

exploitdb WORKING POC VERIFIED
by c0ntex · cremotelinux
https://www.exploit-db.com/exploits/22908

This exploit demonstrates a buffer overflow vulnerability in Exceed server/client via a maliciously crafted XLoadQueryFont() request. It overwrites EIP by sending excessive data as a font name, leading to a crash or potential remote code execution.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Hummingbird Exceed (server and client)
No auth needed
Prerequisites: Network access to Exceed server/client · X11 library installed
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026