🔐 CVE Alert

CVE-2025-10530

MEDIUM 6.5

Spoofing issue in the WebAuthn component in Firefox for Android

CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
0th

Spoofing issue in the WebAuthn component in Firefox for Android. This vulnerability was fixed in Firefox 143 and Thunderbird 143.

Vendor mozilla
Product firefox
Ecosystems
Industries
Technology
Published Sep 16, 2025
Last Updated Apr 13, 2026
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Affected Versions

Mozilla / Firefox
All versions affected
Mozilla / Thunderbird
All versions affected

References

NVD ↗ CVE.org ↗ EPSS Data ↗
bugzilla.mozilla.org: https://bugzilla.mozilla.org/show_bug.cgi?id=1974025 mozilla.org: https://www.mozilla.org/security/advisories/mfsa2025-73/ mozilla.org: https://www.mozilla.org/security/advisories/mfsa2025-77/

Credits

Hafiizh & Kang Ali