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Security Advisories

CVE-2025-66406

NVD

https://nvd.nist.gov/vuln/detail/CVE-2025-66406

Severity

5.0

Medium

CVSS V3

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Summary

Improper Authorization Check for SSH Certificate Revocation

Description

Step CA is an online certificate authority for secure, automated certificate management for DevOps. Prior to 0.29.0, there is an improper authorization check for SSH certificate revocation. This affects deployments configured with the SSHPOP provisioner. This vulnerability is fixed in 0.29.0.

References

  • https://nvd.nist.gov/vuln/detail/CVE-2025-66406
  • https://github.com/advisories/GHSA-j7c9-79x7-8hpr
  • https://pkg.go.dev/vuln/GO-2025-4181
  • https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/66xxx/CVE-2025-66406.json
  • https://github.com/smallstep/certificates/security/advisories/GHSA-j7c9-79x7-8hpr

Affected packages

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