CVE-2007-1762: Mozilla Firefox

Medium severity, CVSS 5.0. EPSS: 1% chance of exploitation in the next 30 days.

Mozilla Firefox 2.0.0.1 through 2.0.0.3 does not canonicalize URLs before checking them against the phishing site blacklist, which allows remote attackers to bypass phishing protection via multiple / (slash) characters in the URL.

Affected products

• Mozilla Firefox: version 2.0.0.1 only; version 2.0.0.2 only; version 2.0.0.3 only

Published 2007-03-30. Last modified 2026-06-16.