CVE-2007-3903

Severity: medium (CVSS 6.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 31.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2007-12-12 · updated 2026-06-16
Weakness: CWE-399

Description

Microsoft Internet Explorer 6 and 7 allows remote attackers to execute arbitrary code via uninitialized or deleted objects used in repeated calls to the (1) cloneNode or (2) nodeValue JavaScript function, a different issue than CVE-2007-3902 and CVE-2007-5344, a variant of "Uninitialized Memory Corruption Vulnerability."

Affected products

Microsoft Ie: 6.0-sp1, 6.0-sp2
Microsoft Internet Explorer 11: 6, 6-sp1, 6.0, 6.0.2600, 6.0.2800, 6.0.2800.1106 (+9)

References

http://secunia.com/advisories/28036
http://securitytracker.com/id?1019078
http://www.securityfocus.com/archive/1/484888/100/0/threaded
http://www.securityfocus.com/archive/1/485268/100/0/threaded
http://www.securityfocus.com/bid/26816
http://www.us-cert.gov/cas/techalerts/TA07-345A.html
http://www.vupen.com/english/advisories/2007/4184
http://www.zerodayinitiative.com/advisories/ZDI-07-074.html
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2007/ms07-069
https://exchange.xforce.ibmcloud.com/vulnerabilities/38714
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A4553
http://secunia.com/advisories/28036

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