EIP-2026-109739

PRE-CVE

MyBB User Profile Skype ID Plugin 1.0 - Persistent Cross-Site Scripting

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-109739. PoCs published by limb0.

AI-analyzed exploit summary This exploit demonstrates a stored XSS vulnerability in the 'Profile Skype ID MyBB Plugin' version 1.0. The vulnerability arises from insufficient input sanitization in the `profileskype_update` function, allowing arbitrary JavaScript execution when a malicious Skype ID is injected into a user profile.

Description

MyBB User Profile Skype ID Plugin 1.0 - Persistent Cross-Site Scripting

Exploits (1)

exploitdb WORKING POC VERIFIED
by limb0 · textwebappsphp
https://www.exploit-db.com/exploits/23425

This exploit demonstrates a stored XSS vulnerability in the 'Profile Skype ID MyBB Plugin' version 1.0. The vulnerability arises from insufficient input sanitization in the `profileskype_update` function, allowing arbitrary JavaScript execution when a malicious Skype ID is injected into a user profile.

Classification
Working Poc 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: Profile Skype ID MyBB Plugin v1.0
Auth required
Prerequisites: Authenticated user access to edit profile · Plugin installed and activated
MITRE ATT&CK
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026