CVE-2007-4038

Severity: medium (CVSS 4.3 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: 2007-07-27 · updated 2026-06-16
Weakness: CWE-94

Description

Argument injection vulnerability in Mozilla Firefox before 2.0.0.5, when running on systems with Thunderbird 1.5 installed and certain URIs registered, allows remote attackers to conduct cross-browser scripting attacks and execute arbitrary commands via shell metacharacters in a mailto URI, which are inserted into the command line that is created when invoking Thunderbird.exe, a similar issue to CVE-2007-3670.

Affected products

Mozilla Firefox: through 2.0.0.4
Mozilla Thunderbird: 1.5

References

http://larholm.com/2007/07/25/mozilla-protocol-abuse/
http://seclists.org/fulldisclosure/2007/Jul/0557.html
http://www.securityfocus.com/archive/1/474624/100/0/threaded
http://www.securityfocus.com/archive/1/474686/100/0/threaded
http://larholm.com/2007/07/25/mozilla-protocol-abuse/
http://seclists.org/fulldisclosure/2007/Jul/0557.html
http://www.securityfocus.com/archive/1/474624/100/0/threaded
http://www.securityfocus.com/archive/1/474686/100/0/threaded

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