CVE-2008-2807: Mozilla Firefox

Medium severity, CVSS 5.0. EPSS: 1.6% chance of exploitation in the next 30 days.

Mozilla Firefox before 2.0.0.15 and SeaMonkey before 1.1.10 do not properly handle an invalid .properties file for an add-on, which allows remote attackers to read uninitialized memory, as demonstrated by use of ISO 8859 encoding instead of UTF-8 encoding in a French .properties file.

Affected products

• Mozilla Firefox: up to and including 2.0.0.14; version 2.0 only; version 2.0.0.1 only; version 2.0.0.2 only; version 2.0.0.3 only; version 2.0.0.4 only; …
• Mozilla Seamonkey: up to and including 1.1.9; version 1.1 only; version 1.1.2 only; version 1.1.3 only; version 1.1.4 only; version 1.1.5 only; …

Published 2008-07-07. Last modified 2026-06-16.