EIP-2026-112825
PRE-CVEtxtBB 1.0 RC3 - HTML/JS Injection / Arbitrary Add Admin Privileges
Title source: legacyExploitation Summary
EIP tracks 1 public exploit for EIP-2026-112825. PoCs published by cOndemned.
AI-analyzed exploit summary This exploit leverages HTML/JS injection in txtBB <= 1.0 RC3 to escalate user privileges to admin by sending a crafted POST request when an admin views the attacker's profile. The exploit uses XMLHttpRequest to modify the user's account type to admin (type=3).
Description
txtBB 1.0 RC3 - HTML/JS Injection / Arbitrary Add Admin Privileges
Exploits (1)
exploitdb
WORKING POC
VERIFIED
by cOndemned · htmlwebappsphp
https://www.exploit-db.com/exploits/7997
This exploit leverages HTML/JS injection in txtBB <= 1.0 RC3 to escalate user privileges to admin by sending a crafted POST request when an admin views the attacker's profile. The exploit uses XMLHttpRequest to modify the user's account type to admin (type=3).
Classification
Working Poc 90%
Attack Type
Auth Bypass
Complexity
Trivial
Reliability
Reliable
Target:
txtBB <= 1.0 RC3
Auth required
Prerequisites:
Attacker must have a valid user account · Admin must view the attacker's profile
MITRE ATT&CK
devstral-2 · analyzed Feb 18, 2026
Full analysis →
Details
Status
pre_cve
Tracked Since
Feb 18, 2026