EIP-2026-100490

PRE-CVE

Poster 2.0 - Unauthorized Privileged User Access

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-100490. PoCs published by DarkKnight.

AI-analyzed exploit summary The exploit demonstrates an authentication bypass vulnerability in Poster.version:two by manipulating the 'setup' variable to add an administrator user via a crafted HTTP request. This allows unauthorized access to the forum's administrative functions.

Description

Poster 2.0 - Unauthorized Privileged User Access

Exploits (1)

exploitdb WORKING POC VERIFIED
by DarkKnight · textwebappsasp
https://www.exploit-db.com/exploits/23035

The exploit demonstrates an authentication bypass vulnerability in Poster.version:two by manipulating the 'setup' variable to add an administrator user via a crafted HTTP request. This allows unauthorized access to the forum's administrative functions.

Classification
Working Poc 90%
Attack Type
Auth Bypass
Complexity
Trivial
Reliability
Reliable
Target: Poster.version:two
No auth needed
Prerequisites: Network access to the target application
mistral-large-3 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026