CVE-2002-2013: Mozilla

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

Mozilla 0.9.6 and earlier and Netscape 6.2 and earlier allows remote attackers to steal cookies from another domain via a link with a hex-encoded null character (%00) followed by the target domain.

Affected products

• Mozilla Mozilla: version 0.9.2 only; version 0.9.2.1 only; version 0.9.3 only; version 0.9.4 only; version 0.9.4.1 only; version 0.9.5 only; …
• Netscape Communicator: version 4.0 only; version 4.4 only; version 4.5 only; version 4.5_beta only; version 4.06 only; version 4.6 only; …
• Netscape Navigator: version 4.77 only; version 6.0 only; version 6.01 only; version 6.1 only; version 6.2 only

Published 2002-12-31. Last modified 2026-06-16.