CVE-2006-2788: Mozilla Firefox

High severity, CVSS 7.5. EPSS: 4.4% chance of exploitation in the next 30 days.

Double free vulnerability in the getRawDER function for nsIX509Cert in Firefox allows remote attackers to cause a denial of service (hang) and possibly execute arbitrary code via certain Javascript code.

Affected products

• Mozilla Firefox: version 0.8 only; version 0.9 only; version 0.9.1 only; version 0.9.2 only; version 0.9.3 only; version 0.10 only; …

Published 2006-06-02. Last modified 2026-06-16.