High severityNVD Advisory· Published Oct 11, 2022· Updated May 20, 2025
CVE-2022-42731
CVE-2022-42731
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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
django-mfa2PyPI | < 2.5.1 | 2.5.1 |
django-mfa2PyPI | >= 2.6.0, < 2.6.1 | 2.6.1 |
Affected products
2- django-mfa2/django-mfa2description
Patches
Vulnerability mechanics
References
8- github.com/advisories/GHSA-vw39-2wj9-4q86ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2022-42731ghsaADVISORY
- github.com/mkalioby/django-mfa2/blob/0936ea253354dd95cb127f09d0efa31324caef27/mfa/FIDO2.pyghsaWEB
- github.com/mkalioby/django-mfa2/commit/54db5a513bcafa97a36e9f6dfa31d3c61fa8217bghsaWEB
- github.com/mkalioby/django-mfa2/commit/5fbb505e98ecdd409330a5c336ad5ec49631b0dbghsaWEB
- github.com/mkalioby/django-mfa2/releases/tag/v2.5.1-releaseghsaWEB
- github.com/mkalioby/django-mfa2/releases/tag/v2.6.1-releaseghsaWEB
- github.com/pypa/advisory-database/tree/main/vulns/django-mfa2/PYSEC-2022-303.yamlghsaWEB
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