CVE-2006-3994

SQL injection vulnerability in the u2u_send_recp function in u2u.inc.php in XMB (aka extreme...

7.5 HighPublic exploit

SQL injection vulnerability in the u2u_send_recp function in u2u.inc.php in XMB (aka extreme message board) 1.9.6 Alpha and earlier allows remote attackers to execute arbitrary SQL commands via the u2uid parameter to u2u.php, which is directly accessed from $_POST and bypasses the protection scheme.

Exploit likelihood

3.81%Up 2.7 points since Feb 4, 2022

What each source reports

NVD Score used 7.5

Record: CVE-2006-3994
CVSS 2.0: 7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Updated: 2026-11-02

CVE List No score

Record: CVE-2006-3994
Updated: 2026-11-02

EUVDEUVD-2006-3987 No score

Record: EUVD-2006-3987
Updated: 2026-11-03

GitHub AdvisoriesGHSA-67ff-w5w8-gx2c No score

SQL injection vulnerability in the u2u_send_recp function in u2u.inc.php in XMB (aka extreme...

Record: GHSA-67ff-w5w8-gx2c
Updated: 2026-11-02

Affected products

xmb software forum

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Exploit-DB	XMB 1.9.6 - 'mq=off' 'u2uid' SQL Injection	2006-08-01

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, Exploit-DB, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2006-3994 is a high vulnerability (CVSS 7.5) in Xmb Software Forum, published August 5, 2006. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 3.81%, the 90th percentile. No source names a fixed version.