EIP-2026-108772

PRE-CVE

Joomla! Component Kunena 3.0.4 - Persistent Cross-Site Scripting

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-108772. PoCs published by Qoppa.

AI-analyzed exploit summary The exploit demonstrates a persistent XSS vulnerability in Kunena 3.0.4 by injecting malicious JavaScript via the [map] BBCode tag. The vulnerable function in bbcode.php fails to properly sanitize single quotes, allowing arbitrary script execution.

Description

Joomla! Component Kunena 3.0.4 - Persistent Cross-Site Scripting

Exploits (1)

exploitdb WORKING POC
by Qoppa · textwebappsphp
https://www.exploit-db.com/exploits/32562

The exploit demonstrates a persistent XSS vulnerability in Kunena 3.0.4 by injecting malicious JavaScript via the [map] BBCode tag. The vulnerable function in bbcode.php fails to properly sanitize single quotes, allowing arbitrary script execution.

Classification
Working Poc 95%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: Kunena 3.0.4
Auth required
Prerequisites: User authentication to post in the forum
MITRE ATT&CK
mistral-large-3 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026