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7.5

MyBB 1.2.3 and earlier lets attackers run database commands

CVE-2007-1963 · published 19 years ago
Summary

The MyBB forum software up to version 1.2.3 has a flaw in the code that creates user sessions. An attacker can send a specially crafted request that makes the software execute their own database commands, potentially exposing or altering site data. Update MyBB to the latest release or apply the vendor's security patch to close the issue.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
mybb mybb <= 1.2.3
cpe:2.3:a:mybb:mybb:*:*:*:*:*:*:*:*
mybulletinboard mybulletinboard <= 1.2.3
cpe:2.3:a:mybulletinboard:mybulletinboard:*:*:*:*:*:*:*:*
Original advisory text
SQL injection vulnerability in the create_session function in class_session.php in MyBB (aka MyBulletinBoard) 1.2.3 and earlier allows remote attackers to execute arbitrary SQL commands via the Cli...
SQL injection vulnerability in the create_session function in class_session.php in MyBB (aka MyBulletinBoard) 1.2.3 and earlier allows remote attackers to execute arbitrary SQL commands via the Client-IP HTTP header, as utilized by index.php, a related issue to CVE-2006-3775.
References
Fix within
Internet-facing 14 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically (estimated)
  • Gives an attacker partial control (estimated)
Severity
7.5 High
Exploitation
1% chance of attack within 30 days
Timeline
Published11 Apr 2007
Updated4 Nov 2026
First seen29 Sep 2026
Sources
CVE-2007-1963 · NVD
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