EIP-2026-109740
PRE-CVEMyBB User Social Networks Plugin 1.2 - Persistent Cross-Site Scripting
Title source: legacyExploitation Summary
EIP tracks 1 public exploit for EIP-2026-109740. PoCs published by Fikri Fadzil.
AI-analyzed exploit summary This exploit demonstrates a stored XSS vulnerability in the User Social Networks MyBB Plugin 1.2. By injecting malicious JavaScript into a user's social network ID field, the script executes when other users view the profile or posts.
Description
MyBB User Social Networks Plugin 1.2 - Persistent Cross-Site Scripting
Exploits (1)
exploitdb
WORKING POC
by Fikri Fadzil · textwebappsphp
https://www.exploit-db.com/exploits/34539
This exploit demonstrates a stored XSS vulnerability in the User Social Networks MyBB Plugin 1.2. By injecting malicious JavaScript into a user's social network ID field, the script executes when other users view the profile or posts.
Classification
Working Poc 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target:
User Social Networks MyBB Plugin 1.2
Auth required
Prerequisites:
Valid user account on the target MyBB forum · Plugin configured to display social network IDs in profiles/posts
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026
Full analysis →
Details
Status
pre_cve
Tracked Since
Feb 18, 2026