CVE-2010-0172

CVE-2010-0172 is a medium-severity vulnerability in Mozilla Firefox with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

toolkit/components/passwordmgr/src/nsLoginManagerPrompter.js in the asynchronous Authorization Prompt implementation in Mozilla Firefox 3.6 before 3.6.2 does not properly handle concurrent authorization requests from multiple web sites, which might allow remote web servers to spoof an authorization dialog and capture credentials by demanding HTTP authentication in opportunistic circumstances.

Frequently asked questions

What is CVE-2010-0172?
toolkit/components/passwordmgr/src/nsLoginManagerPrompter.js in the asynchronous Authorization Prompt implementation in Mozilla Firefox 3.6 before 3.6.2 does not properly handle concurrent authorization requests from multiple web sites, which might allow remote web servers to spoof an authorization dialog and capture credentials by demanding HTTP authentication in opportunistic circumstances.
How severe is CVE-2010-0172?
CVE-2010-0172 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2010-0172 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-0172?
CVE-2010-0172 affects Mozilla Firefox. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2010-0172?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2010-0172 published?
CVE-2010-0172 was published on 2010-03-25 and last updated on 2026-06-16.

References

Affected products (1)

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