CVE-2015-4481

CVE-2015-4481 is a low-severity vulnerability in Mozilla Firefox with a CVSS 2.0 base score of 3.3. 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-362.

Key facts

Description

Race condition in the Mozilla Maintenance Service in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 on Windows allows local users to write to arbitrary files and consequently gain privileges via vectors involving a hard link to a log file during an update.

Frequently asked questions

What is CVE-2015-4481?
Race condition in the Mozilla Maintenance Service in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 on Windows allows local users to write to arbitrary files and consequently gain privileges via vectors involving a hard link to a log file during an update.
How severe is CVE-2015-4481?
CVE-2015-4481 has a CVSS 2.0 base score of 3.3, rated low severity.
Is CVE-2015-4481 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-4481?
CVE-2015-4481 primarily affects Mozilla Firefox. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-4481?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-4481 published?
CVE-2015-4481 was published on 2015-08-16 and last updated on 2026-06-17.

References

Affected products (8)

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