Netscape : Security Vulnerabilities, CVEs, Published In 2003 CVSS score >= 3

Netscape 4 sends Referer headers containing https:// URLs in requests for http:// URLs, which allows remote attackers to obtain potentially sensitive information by reading Referer log data.

Netscape Navigator 7.0.2 and Mozilla allows remote attackers to access cookie information in a different domain via an HTTP request for a domain with an extra . (dot) at the end.

Netscape 7.0 allows remote attackers to cause a denial of service (crash) via a web page with an invalid regular expression argument to the JavaScript reformatDate function.

Buffer overflow in the Client Detection Tool (CDT) plugin (npcdt.dll) for Netscape 7.02 allows remote attackers to execute arbitrary code via an attachment with a long filename.