CVE-2010-1209

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2010-07-30 · updated 2026-06-16
Weakness: CWE-399

Description

Use-after-free vulnerability in the NodeIterator implementation in Mozilla Firefox 3.5.x before 3.5.11 and 3.6.x before 3.6.7, and SeaMonkey before 2.0.6, allows remote attackers to execute arbitrary code via a crafted NodeFilter that detaches DOM nodes, related to the NodeIterator interface and a javascript callback.

Affected products

Mozilla Firefox: 3.5.1, 3.5.2, 3.5.3, 3.5.4, 3.5.5, 3.5.6 (+8)
Mozilla Seamonkey: through 2.0.5; 1.0, 1.0-alpha, 1.0-beta, 1.0.1, 1.0.2, 1.0.3 (+44)

References

http://www.mozilla.org/security/announce/2010/mfsa2010-36.html
http://www.securityfocus.com/archive/1/512511
http://www.securityfocus.com/bid/41845
http://www.zerodayinitiative.com/advisories/ZDI-10-130/
https://bugzilla.mozilla.org/show_bug.cgi?id=552110
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11055
http://www.mozilla.org/security/announce/2010/mfsa2010-36.html
http://www.securityfocus.com/archive/1/512511
http://www.securityfocus.com/bid/41845
http://www.zerodayinitiative.com/advisories/ZDI-10-130/
https://bugzilla.mozilla.org/show_bug.cgi?id=552110
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11055

Get alerted when CVE-2010-1209 or the next vulnerability affects your stack