EIP-2026-118131

PRE-CVE

WinRAR 1.0 - Local Buffer Overflow

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-118131. PoCs published by ATmaCA.

AI-analyzed exploit summary This exploit targets a local buffer overflow in WinRAR 2.x by crafting a malicious RAR file that overwrites the EIP with a JMP ESP address and executes shellcode to launch cmd.exe. It includes hardcoded addresses for WinXP SP1/SP2.

Description

WinRAR 1.0 - Local Buffer Overflow

Exploits (1)

exploitdb WORKING POC VERIFIED
by ATmaCA · clocalwindows
https://www.exploit-db.com/exploits/558

This exploit targets a local buffer overflow in WinRAR 2.x by crafting a malicious RAR file that overwrites the EIP with a JMP ESP address and executes shellcode to launch cmd.exe. It includes hardcoded addresses for WinXP SP1/SP2.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: WinRAR 2.x
No auth needed
Prerequisites: WinRAR 2.x installed on WinXP SP1/SP2 · Ability to deliver malicious RAR file to victim
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026