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.
Scores
CVSS v3
7.5
EPSS
0.0043
EPSS Percentile
62.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-294
Status
published
Products (2)
django-mfa2_project/django-mfa2
< 2.5.1
pypi/django-mfa2
0 - 2.5.1PyPI
Published
Oct 11, 2022
Tracked Since
Feb 18, 2026