EIP-2026-100233

PRE-CVE

CPaint 1.3 - xmlhttp Request Input Validation

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-100233. PoCs published by Thor Larholm.

AI-analyzed exploit summary The exploit demonstrates an input validation vulnerability in CPAINT, allowing arbitrary code execution via crafted URLs. The PoC shows how malicious scripts can be injected through the 'cpaint_argument' parameter.

Description

CPaint 1.3 - xmlhttp Request Input Validation

Exploits (1)

exploitdb WORKING POC VERIFIED
by Thor Larholm · textwebappsasp
https://www.exploit-db.com/exploits/26156

The exploit demonstrates an input validation vulnerability in CPAINT, allowing arbitrary code execution via crafted URLs. The PoC shows how malicious scripts can be injected through the 'cpaint_argument' parameter.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: CPAINT (version not specified)
No auth needed
Prerequisites: Access to the target server's URL
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026