Security readout for executives and security teams
CVE-2007-4042 describes command execution risk in Netscape Navigator 9 when specially formed external URI links are handled. A malicious link using affected schemes could pass unsafe arguments to the application. Business urgency is mainly for legacy environments where this old browser or its protocol handlers still exist. Exposure is likely limited to systems that still have Netscape Navigator 9 installed or registered as a handler for the listed URI schemes. The provided affected-product metadata is incomplete, listing n/a, so validation should focus on legacy endpoint inventory and protocol handler configuration. Prioritize as a legacy cleanup and exposure-reduction item, not as an internet-scale emergency based on current evidence. Raise urgency if Netscape Navigator 9 is found on managed endpoints or tied to email, news, or telnet link handling. Mitigation focus: Identify and remove Netscape Navigator 9 where business use is not required.; Check historical vendor guidance for any available Netscape Navigator 9 update or workaround.; Review and disable unnecessary handlers for mailto, nntp, news, snews, and telnet URIs..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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CVE-2007-4042 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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CVSS and timeline data
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Source materials
- CVE List V5 sourceCVE List V5
Products and packages named in the record
CWE details
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