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CVE-2025-55031
CRITICAL · CVSS 9.8
EPSS exploitation probability: 0%
Published 2025-08-19T21:15:28.340 · Last modified 2026-06-17T09:41:07.820

Summary

Malicious pages could use Firefox for iOS to pass FIDO: links to the OS and trigger the hybrid passkey transport. An attacker within Bluetooth range could have used this to trick the user into using their passkey to log the attacker's computer into the target account. This vulnerability was fixed in Firefox for iOS 142 and Focus for iOS 142.

Affected products

mozilla — firefox

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.