CVE-2010-1201

CVE-2010-1201 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.

Key facts

Description

Unspecified vulnerability in the browser engine in Mozilla Firefox 3.5.x before 3.5.10, Thunderbird before 3.0.5, and SeaMonkey before 2.0.5 allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

Frequently asked questions

What is CVE-2010-1201?
Unspecified vulnerability in the browser engine in Mozilla Firefox 3.5.x before 3.5.10, Thunderbird before 3.0.5, and SeaMonkey before 2.0.5 allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.
How severe is CVE-2010-1201?
CVE-2010-1201 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2010-1201 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-1201?
CVE-2010-1201 primarily affects Mozilla Firefox. In total, 97 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-1201?
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-2010-1201 published?
CVE-2010-1201 was published on 2010-06-24 and last updated on 2026-06-16.

References

Affected products (97)

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