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Vulnerability record · CVE-2010-1208 · published 30 July 2010

CVE-2010-1208: Mozilla firefox use after free vulnerability

Mozilla · Firefox

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.

8.8 CVSS 3.1 High EPSS 5.2% · top 7.9% CWE-416 · Use after free
8.8CVSS 3.1 base score, v2 9.3
5.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
12References
16 Jun 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.mozilla.org/security/announce/2010/mfsa2010-35.html Vendor Advisory
http://www.securityfocus.com/archive/1/512515 Broken LinkThird Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/41849 Broken LinkThird Party AdvisoryVDB Entry
http://www.zerodayinitiative.com/advisories/ZDI-10-134/ Third Party AdvisoryVDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=572986 Issue TrackingPatch
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11740 Broken Link
http://www.mozilla.org/security/announce/2010/mfsa2010-35.html Vendor Advisory
http://www.securityfocus.com/archive/1/512515 Broken LinkThird Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/41849 Broken LinkThird Party AdvisoryVDB Entry
http://www.zerodayinitiative.com/advisories/ZDI-10-134/ Third Party AdvisoryVDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=572986 Issue TrackingPatch
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11740 Broken Link

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2010-1208), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.