CVE-2007-3073: Mozilla Firefox

High severity, CVSS 7.8. EPSS: 1.7% chance of exploitation in the next 30 days.

Directory traversal vulnerability in Mozilla Firefox 2.0.0.4 and earlier on Mac OS X and Unix allows remote attackers to read arbitrary files via ..%2F (dot dot encoded slash) sequences in a resource:// URI.

Affected products

• Mozilla Firefox: up to and including 2.0.0.4

Published 2007-06-06. Last modified 2026-06-16.