EIP-2026-109425

PRE-CVE

MercuryBoard Forum 1.0/1.1 - Cross-Site Scripting

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-109425. PoCs published by Lostmon.

AI-analyzed exploit summary The exploit demonstrates a reflected XSS vulnerability in MercuryBoard's 'forum.php' script by injecting malicious JavaScript via the 'f' parameter. The payload executes arbitrary script code in the context of the user's browser, potentially leading to credential theft.

Description

MercuryBoard Forum 1.0/1.1 - Cross-Site Scripting

Exploits (1)

exploitdb WORKING POC VERIFIED
by Lostmon · textwebappsphp
https://www.exploit-db.com/exploits/25112

The exploit demonstrates a reflected XSS vulnerability in MercuryBoard's 'forum.php' script by injecting malicious JavaScript via the 'f' parameter. The payload executes arbitrary script code in the context of the user's browser, potentially leading to credential theft.

Classification
Working Poc 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: MercuryBoard (version not specified)
No auth needed
Prerequisites: Victim must visit a crafted URL
MITRE ATT&CK
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026