UNKNOWN Microsoft
CVE-2026-34073
cryptography has incomplete DNS name constraint enforcement on peer names
Microsoft Security Update 2026-Mar: cryptography has incomplete DNS name constraint enforcement on peer names
Affected Products
- azl3 python-cryptography 42.0.5-4 on Azure Linux 3.0
- cbl2 python-cryptography 3.3.2-7 on CBL Mariner 2.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-34073
- https://nvd.nist.gov/vuln/detail/CVE-2026-34073
This unknown severity vulnerability was published on 2026-03-10 via Microsoft. Affected: azl3 python-cryptography 42.0.5-4 on Azure Linux 3.0, cbl2 python-cryptography 3.3.2-7 on CBL Mariner 2.0.
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