CVE-2008-0016

CVE-2008-0016 is a critical-severity vulnerability in Mozilla Firefox with a CVSS 2.0 base score of 10.0. Its EPSS exploit-prediction score of 44% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.

Key facts

Description

Stack-based buffer overflow in the URL parsing implementation in Mozilla Firefox before 2.0.0.17 and SeaMonkey before 1.1.12 allows remote attackers to execute arbitrary code via a crafted UTF-8 URL in a link.

Frequently asked questions

What is CVE-2008-0016?
Stack-based buffer overflow in the URL parsing implementation in Mozilla Firefox before 2.0.0.17 and SeaMonkey before 1.1.12 allows remote attackers to execute arbitrary code via a crafted UTF-8 URL in a link.
How severe is CVE-2008-0016?
CVE-2008-0016 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2008-0016 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 44% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-0016?
CVE-2008-0016 primarily affects Mozilla Firefox. In total, 69 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-0016?
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-2008-0016 published?
CVE-2008-0016 was published on 2008-09-24 and last updated on 2026-06-16.

References

Affected products (69)

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