GHSA-gxj4-87qm-hmc3LowCVSS 3.7
Incomplete X.509 implementation in GnuTLS v3.8.13 allows attackers controlling a subordinate...
🔗 CVE IDs covered (1)
📋 Description
Incomplete X.509 implementation in GnuTLS v3.8.13 allows attackers controlling a subordinate Certificate Authority to bypass cross-domain PKI restrictions and issue unauthorized certificates.
🔗 References (8)
- https://nvd.nist.gov/vuln/detail/CVE-2026-88648
- https://gist.github.com/lkloliver/1f2a97cb8d0b31aa27b6bd0354358d7d
- https://www.rfc-editor.org/rfc/rfc5280#section-4.2.1.10
- https://www.rfc-editor.org/rfc/rfc5280#section-6.1.4
- https://github.com/lkloliver/poc/tree/main/CVE-2026-88648
- https://gitlab.com/gnutls/gnutls/-/blob/e2169a87c7fb91935c2845088204b102baed4c5f/SECURITY.md
- https://gitlab.com/gnutls/gnutls/-/work_items/1965
- https://github.com/advisories/GHSA-gxj4-87qm-hmc3