PT-2025-40004 · Passkey · Passkey

Marco Schubert · Published 2025-09-30 · Updated 2025-10-01 · CVE-2025-54477

Positive Technologies · (AI Summary)

CVSS v3.1

5.3

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions (affected versions not specified)

Description Improper handling of authentication requests results in a user enumeration vector within the passkey authentication method. This allows an attacker to potentially identify valid users.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Side Channel Attack

Weakness Enumeration

CWE-203

Related Identifiers

CVE-2025-54477

Affected Products

Passkey

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2025-54477 · Security Note
• https://developer.joomla.org/security-centre/1011-20250902-core-user-enumeration-in-passkey-authentication-method.html · Vendor Advisory
• https://t.me/CVEtracker/33737 · Telegram Post
• https://twitter.com/autumn_good_35/status/1973385705775616474 · Twitter Post
• https://twitter.com/CVEnew/status/1973066848515031503 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1973158744323182675 · Twitter Post