HIGH 7.5 NVD
CVE-2026-67693
An issue in gnutls v.3.8.13 allows an attacker to obtain sensitive information via failing to reject end-entity X.509 certificates that contain a contradictory
An issue in gnutls v.3.8.13 allows an attacker to obtain sensitive information via failing to reject end-entity X.509 certificates that contain a contradictory combination of Key Usage (KU) and Extended Key Usage (EKU)
References
- http://gnutls.com
- https://gist.github.com/lkloliver/6fbfc191bc6163942c8017551ac3f238
- https://gitlab.com/gnutls/gnutls/-/blob/3.8.13/lib/x509/verify.c#L1119-1178
This high severity vulnerability with a CVSS score of 7.5 was published on 2026-10-08 via NVD.
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