EIP-2026-108089

PRE-CVE

JForum 2.1.8 - 'Username' Cross-Site Scripting

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-108089. PoCs published by Adam Baldwin.

AI-analyzed exploit summary This is a writeup describing a cross-site scripting (XSS) vulnerability in JForum 2.1.8. The vulnerability arises from improper sanitization of user-supplied input in the 'username' parameter, allowing arbitrary script execution in the context of the affected site.

Description

JForum 2.1.8 - 'Username' Cross-Site Scripting

Exploits (1)

exploitdb WRITEUP VERIFIED
by Adam Baldwin · textwebappsphp
https://www.exploit-db.com/exploits/34147

This is a writeup describing a cross-site scripting (XSS) vulnerability in JForum 2.1.8. The vulnerability arises from improper sanitization of user-supplied input in the 'username' parameter, allowing arbitrary script execution in the context of the affected site.

Classification
Writeup 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: JForum 2.1.8
No auth needed
Prerequisites: Access to the vulnerable JForum instance · Ability to craft a malicious URL with the XSS payload
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026