EIP-2026-116086

PRE-CVE

PowerCHM 5.7 - '.hhp' Stack Overflow (PoC)

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-116086. PoCs published by Encrypt3d.M!nd.

AI-analyzed exploit summary This exploit demonstrates a stack overflow vulnerability in PowerCHM 5.7 by crafting a malicious .hhp file with an oversized buffer. The PoC writes a header followed by a large number of 'A' characters and specific control characters to trigger the overflow.

Description

PowerCHM 5.7 - '.hhp' Stack Overflow (PoC)

Exploits (1)

exploitdb WORKING POC VERIFIED
by Encrypt3d.M!nd · pythondoswindows
https://www.exploit-db.com/exploits/8300

This exploit demonstrates a stack overflow vulnerability in PowerCHM 5.7 by crafting a malicious .hhp file with an oversized buffer. The PoC writes a header followed by a large number of 'A' characters and specific control characters to trigger the overflow.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: PowerCHM 5.7
No auth needed
Prerequisites: Ability to deliver a malicious .hhp file to the target system
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026