CVE-2000-0087: Netscape Communicator

Medium severity, CVSS 5.0. EPSS: 1.3% chance of exploitation in the next 30 days.

Netscape Mail Notification (nsnotify) utility in Netscape Communicator uses IMAP without SSL, even if the user has set a preference for Communicator to use an SSL connection, allowing a remote attacker to sniff usernames and passwords in plaintext.

Affected products

• Netscape Communicator: version 4.7 only
• Netscape Navigator: any version

Published 2000-01-12. Last modified 2026-06-16.