Weakness (CWE)
CWE-299: Improper Check for Certificate Revocation
Base Draft
The product does not check or incorrectly checks the revocation status of a certificate.
How to prevent it (2 mitigations)
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Architecture and Design
Ensure that certificates are checked for revoked status.
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Implementation
If certificate pinning is being used, ensure that all relevant properties of the certificate are fully validated before the certificate is pinned, including the revoked status.
Source: MITRE CWE-299
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Medium 6.8CVE-2026-111943 Public exploit
Distrust compromised intermediate certificates in crypto/x509
On most platforms, Go uses the given system root certificates. However, in some narrower cases, the system trust stores may not be updated without further action. To defend against the narrower set of cases that may remain affected, a denylist was added in cr…