CVE-2014-1526: Canonical Ubuntu Linux

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

The XrayWrapper implementation in Mozilla Firefox before 29.0 and SeaMonkey before 2.26 allows user-assisted remote attackers to bypass intended access restrictions via a crafted web site that is visited in the debugger, leading to unwrapping operations and calls to DOM methods on the unwrapped objects.

Affected products

• Canonical Ubuntu Linux: version 12.04 only; version 12.10 only; version 13.10 only; version 14.04 only
• Fedoraproject Fedora: version 19 only
• Mozilla Firefox: before 29.0 (fixed in 29.0)
• Mozilla Seamonkey: before 2.26 (fixed in 2.26)
• Opensuse Opensuse: version 12.3 only; version 13.1 only

Published 2014-04-30. Last modified 2026-06-17.