CVE-2014-1589: Mozilla Firefox

Medium severity, CVSS 6.8. EPSS: 1.8% chance of exploitation in the next 30 days.

Mozilla Firefox before 34.0 and SeaMonkey before 2.31 provide stylesheets with an incorrect primary namespace, which allows remote attackers to bypass intended access restrictions via an XBL binding.

Affected products

• Mozilla Firefox: up to and including 33.0
• Mozilla Seamonkey: up to and including 2.30

Published 2014-12-11. Last modified 2026-06-17.