CVE-2010-1196

CVE-2010-1196 is a critical-severity vulnerability in Mozilla Firefox with a CVSS 2.0 base score of 9.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-189.

Key facts

• Severity: Critical (CVSS 2.0 base score 9.3)
• EPSS exploit prediction: 5% (91st percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-189
• Affected product: Mozilla Firefox
• Published: 2010-06-24
• Last modified: 2026-06-16

Description

Integer overflow in the nsGenericDOMDataNode::SetTextInternal function in Mozilla Firefox 3.5.x before 3.5.10 and 3.6.x before 3.6.4, Thunderbird before 3.0.5, and SeaMonkey before 2.0.5 allows remote attackers to execute arbitrary code via a DOM node with a long text value that triggers a heap-based buffer overflow.

Frequently asked questions

What is CVE-2010-1196?

Integer overflow in the nsGenericDOMDataNode::SetTextInternal function in Mozilla Firefox 3.5.x before 3.5.10 and 3.6.x before 3.6.4, Thunderbird before 3.0.5, and SeaMonkey before 2.0.5 allows remote attackers to execute arbitrary code via a DOM node with a long text value that triggers a heap-based buffer overflow.

How severe is CVE-2010-1196?

CVE-2010-1196 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2010-1196 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-1196?

CVE-2010-1196 primarily affects Mozilla Firefox. In total, 100 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-1196?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2010-1196 published?

CVE-2010-1196 was published on 2010-06-24 and last updated on 2026-06-16.

References

• http://lists.fedoraproject.org/pipermail/package-announce/2010-June/043369.html
• http://lists.fedoraproject.org/pipermail/package-announce/2010-June/043405.html
• http://lists.opensuse.org/opensuse-security-announce/2010-07/msg00005.html
• http://secunia.com/advisories/40323
• http://secunia.com/advisories/40326
• http://secunia.com/advisories/40401
• http://secunia.com/advisories/40481
• http://support.avaya.com/css/P8/documents/100091069
• http://ubuntu.com/usn/usn-930-1
• http://www.mandriva.com/security/advisories?name=MDVSA-2010:125
• http://www.mozilla.org/security/announce/2010/mfsa2010-29.html
• http://www.redhat.com/support/errata/RHSA-2010-0500.html
• http://www.redhat.com/support/errata/RHSA-2010-0501.html
• http://www.securityfocus.com/bid/41050
• http://www.securityfocus.com/bid/41087
• http://www.securitytracker.com/id?1024138
• http://www.securitytracker.com/id?1024139
• http://www.ubuntu.com/usn/usn-930-2
• http://www.vupen.com/english/advisories/2010/1551
• http://www.vupen.com/english/advisories/2010/1557
• http://www.vupen.com/english/advisories/2010/1592
• http://www.vupen.com/english/advisories/2010/1640
• http://www.vupen.com/english/advisories/2010/1773
• https://bugzilla.mozilla.org/show_bug.cgi?id=534666
• https://exchange.xforce.ibmcloud.com/vulnerabilities/59665
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11424
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14017

Affected products (100)

• cpe:2.3:a:mozilla:firefox:3.5:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:3.5.1:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:3.5.2:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:3.5.3:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:3.5.4:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:3.5.5:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:3.5.6:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:3.5.7:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:firefox:3.5.9:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0:alpha:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0:beta:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0.5:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0.6:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0.7:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0.8:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.0.9:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1:alpha:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1:beta:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.1:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.2:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.3:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.4:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.5:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.6:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.7:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.8:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.9:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.10:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.11:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.12:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.13:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.14:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:1.1.15:*:*:*:*:*:*:*

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