CVE-2006-3775

SQL injection vulnerability in the init function in class_session.php in MyBB (aka...

7.5 HighPublic exploit

SQL injection vulnerability in the init function in class_session.php in MyBB (aka MyBulletinBoard) 1.1.5 allows remote attackers to execute arbitrary SQL commands via the CLIENT-IP HTTP header ($_SERVER['HTTP_CLIENT_IP'] variable), as utilized by index.php.

Exploit likelihood

2.48%Up 1.2 points since Feb 4, 2022

What each source reports

NVD Score used 7.5

Record: CVE-2006-3775
CVSS 2.0: 7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness: CWE-89
Updated: 2026-11-02

CVE List No score

Record: CVE-2006-3775
Updated: 2026-11-02

EUVDEUVD-2006-3769 No score

Record: EUVD-2006-3769
Updated: 2026-11-03

GitHub AdvisoriesGHSA-4g4p-5fvp-37cw No score

SQL injection vulnerability in the init function in class_session.php in MyBB (aka...

Record: GHSA-4g4p-5fvp-37cw
Weakness: CWE-89
Updated: 2026-11-02

Affected products

mybulletinboard

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Exploit-DB	MyBulletinBoard (MyBB) 1.1.5 - 'CLIENT-IP' SQL Injection	2006-07-15

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-2006-3775 is a high vulnerability (CVSS 7.5) in Mybulletinboard, published July 21, 2006. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 2.48%, the 84th percentile. No source names a fixed version.