What’s Vulnerable › Vulnerabilities

CVE-2010-1208

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 5.2% 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-416

Description

Use-after-free vulnerability in the attribute-cloning functionality in the DOM 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 vectors related to deletion of an event attribute node with a nonzero reference count.

Affected products

• Mozilla Firefox: from 3.5 before 3.5.11; from 3.6 before 3.6.7 — fixed in 3.5.11, 3.6.7
• Mozilla Seamonkey: before 2.0.6 — fixed in 2.0.6

How to fix

Upgrade to a fixed version: Mozilla Firefox 3.5.11, 3.6.7; Mozilla Seamonkey 2.0.6. Check the vendor advisory for mitigations.

References

• http://www.mozilla.org/security/announce/2010/mfsa2010-35.html
• http://www.securityfocus.com/archive/1/512515
• http://www.securityfocus.com/bid/41849
• http://www.zerodayinitiative.com/advisories/ZDI-10-134/
• https://bugzilla.mozilla.org/show_bug.cgi?id=572986
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11740
• http://www.mozilla.org/security/announce/2010/mfsa2010-35.html
• http://www.securityfocus.com/archive/1/512515
• http://www.securityfocus.com/bid/41849
• http://www.zerodayinitiative.com/advisories/ZDI-10-134/
• https://bugzilla.mozilla.org/show_bug.cgi?id=572986
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11740

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