CVE-2007-4042

Name: CVE-2007-4042
Creator: NVD / NIST
Published: 2007-07-27T22:30:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 10.32%

Last modified Jun 16, 2026

CVE-2007-4042 is a vulnerability of currently unknown severity. Multiple argument injection vulnerabilities in Netscape Navigator 9 allow remote attackers to execute arbitrary commands via a NULL byte (%00) and shell metacharacters in a (1) mailto, (2) nntp, (3) news, (4) snews, or (5) telnet URI, a similar issue to CVE-2007-3670.. EPSS estimates a 10.32% chance of exploitation in the next 30 days.

Description

Multiple argument injection vulnerabilities in Netscape Navigator 9 allow remote attackers to execute arbitrary commands via a NULL byte (%00) and shell metacharacters in a (1) mailto, (2) nntp, (3) news, (4) snews, or (5) telnet URI, a similar issue to CVE-2007-3670.

Metrics

EPSS Probability

10.32%

95.1th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Microsoft	Internet Explorer	7
Netscape	Navigator	9.0

References

Timeline

Published: Jul 27, 2007
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2007-4042?

How severe is CVE-2007-4042?

Severity scoring for CVE-2007-4042 is pending analysis. The EPSS model estimates a 10.32% probability of exploitation in the next 30 days.

How do I fix CVE-2007-4042?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2007-4042?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST