What’s Vulnerable › Vulnerabilities

CVE-2003-1560

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2003-12-31 · updated 2026-06-16
• Weakness: CWE-200

Description

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.

Affected products

• Netscape Navigator: 4

References

• http://securityreason.com/securityalert/4004
• http://www.securityfocus.com/archive/1/348574
• http://securityreason.com/securityalert/4004
• http://www.securityfocus.com/archive/1/348574

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