PT-2025-33876

CVE-2025-55031

Published

2025-08-19

Updated

2026-09-30

Description by

CVSS 3.1

9.8

Critical

MetricsAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: Firefox for iOS versions prior to 142 Focus for iOS versions prior to 142

Description: Malicious pages could exploit Firefox for iOS to pass FIDO links to the operating system, triggering the hybrid passkey transport. An attacker within Bluetooth range could potentially trick a user into using their passkey to log the attacker’s computer into the target account.

Recommendations: Update Firefox for iOS to version 142 or later. Update Focus for iOS to version 142 or later.

Exploitability

Fix

Impacts

Researchers

Hafiizh

Vendors

Affected products

Weakness enumeration

CWE-200: Exposure of Sensitive Information to an Unauthorized Actor

CWE-601: URL Redirection to Untrusted Site (\'Open Redirect\')

Related identifiers