CVE-2008-1235: Mozilla Firefox

High severity, CVSS 9.3. EPSS: 6.1% chance of exploitation in the next 30 days.

Unspecified vulnerability in Mozilla Firefox before 2.0.0.13, Thunderbird before 2.0.0.13, and SeaMonkey before 1.1.9 allows remote attackers to execute arbitrary code via unknown vectors that cause JavaScript to execute with the wrong principal, aka "Privilege escalation via incorrect principals."

Affected products

• Mozilla Firefox: up to and including 2.0.0.12; version 0.1 only; version 0.2 only; version 0.4 only; version 0.5 only; version 0.6 only; …
• Mozilla Seamonkey: up to and including 1.1.8; version 1.0 only; version 1.0.1 only; version 1.0.2 only; version 1.0.3 only; version 1.0.4 only; …
• Mozilla Thunderbird: up to and including 2.0.0.12; version 0.1 only; version 0.2 only; version 0.3 only; version 0.4 only; version 0.5 only; …

Published 2008-03-27. Last modified 2026-06-16.