CVE-2005-3089: Mozilla Firefox

Low severity, CVSS 2.6. EPSS: 1.7% chance of exploitation in the next 30 days.

Firefox 1.0.6 allows attackers to cause a denial of service (crash) via a Proxy Auto-Config (PAC) script that uses an eval statement. NOTE: it is not clear whether an untrusted party has any role in triggering this issue, so it might not be a vulnerability.

Affected products

• Mozilla Firefox: version 1.0 only; version 1.0.1 only; version 1.0.2 only; version 1.0.3 only; version 1.0.4 only; version 1.0.5 only; …

Published 2005-09-28. Last modified 2026-06-16.