CVE-2006-2908

MyBulletinBoard 1.1.2 - Remote Code Execution via Username Field Preg Replace

Title source: manual
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2006-2908. PoCs published by Javier Olascoaga.

AI-analyzed exploit summary This exploit targets a command injection vulnerability in MyBB by creating a malicious user with a username containing a system command. It then logs in as this user and executes arbitrary commands via HTTP headers.

Description

The domecode function in inc/functions_post.php in MyBulletinBoard (MyBB) 1.1.2, and possibly other versions, allows remote attackers to execute arbitrary PHP code via the username field, which is used in a preg_replace function call with a /e (executable) modifier.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Javier Olascoaga · perlwebappsphp
https://www.exploit-db.com/exploits/1909

This exploit targets a command injection vulnerability in MyBB by creating a malicious user with a username containing a system command. It then logs in as this user and executes arbitrary commands via HTTP headers.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: MyBB (version not specified, likely pre-2006)
Auth required
Prerequisites: Valid MyBB installation with registration enabled · Admin username length >= 28 characters · Ability to create a user account
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (11)

Core 11
Core References
Third Party Advisory third-party-advisory x_refsource_sreason
http://securityreason.com/securityalert/1086
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://securitytracker.com/id?1016270
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/436767/100/0/threaded
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/18396
Patch, Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/20371
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2006/2288
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://www.osvdb.org/26216
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/437509/100/100/threaded
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/27046
Patch, Vendor Advisory x_refsource_misc
http://secunia.com/secunia_research/2006-40/advisory/
Various Sources x_refsource_misc
http://www.514.es/download/mybibi.pl

Scores

EPSS 0.0432
EPSS Percentile 89.9%

Details

Status published
Products (1)
mybulletinboard/mybulletinboard 1.1.2
Published Jun 13, 2006
Tracked Since Feb 18, 2026