CVE-2022-42731

PoC —

CVSS 3.1

7.5 high

EPSS

1%p63

Published

Oct 11, 2022 (Oct 11, 2022)

Modified

Jun 17, 2026

Description

mfa/FIDO2.py in django-mfa2 before 2.5.1 and 2.6.x before 2.6.1 allows a replay attack that could be used to register another device for a user. The device registration challenge is not invalidated after usage.

Vendors: django-mfa2 project
Products: django-mfa2
Weakness: CWE-294
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (1.1%)

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