Vulnerability in Pyca Cryptography
CVE-2026-34073
cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. Prior to version 46.0.6, DNS name constraints were only validated against SANs within child certificates, and not the "peer name" prese…
Vulnerability class: Improper Certificate Validation
EPSS: 0.000 (1.0th percentile) — read the EPSS interpretation.
Affected products
- Pyca Cryptography — versions < 46.0.6
Weakness classification (CWE)
References
- https://github.com/pyca/cryptography/security/advisories/GHSA-m959-cc7f-wv43 (x_refsource_CONFIRM)