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Product · smallstep

certificates

3 known vulnerabilities.

certificates at a glance

Last 12 months
3
Critical · all time
1
Exploited · all time
0
Public exploit · all time
0
New vulnerabilities per month · last 12 months
0 1 1 December 2025: 1 vulnerability Dec 2025 January 2026: 0 vulnerabilities February 2026: 0 vulnerabilities March 2026: 1 vulnerability, 1 critical Mar April 2026: 1 vulnerability May 2026: 0 vulnerabilities June 2026: 0 vulnerabilities Jun July 2026: 0 vulnerabilities August 2026: 0 vulnerabilities September 2026: 0 vulnerabilities Sep October 2026: 0 vulnerabilities November 2026: 0 vulnerabilities
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All Critical High Medium Low Exploited only Public exploit

3 results · Feed

  • Low 3.7
    CVE-2026-40097

    Step CA affected by an index out of bounds panic in TPM attestation EKU validation

    Step CA is an online certificate authority for secure, automated certificate management for DevOps. From 0.24.0 to before 0.30.0-rc3, an attacker can trigger an index out-of-bounds panic in Step CA by sending a crafted attestation key (AK) certificate with an…

    smallstep certificates github.com/smallstep/certificates Go
  • Critical 10.0
    CVE-2026-30836

    Step CA: Unauthenticated Certificate Issuance via SCEP UpdateReq (MessageType=18)

    Step CA is an online certificate authority for secure, automated certificate management for DevOps. Versions 0.30.0-rc6 and below do not safeguard against unauthenticated certificate issuance through the SCEP UpdateReq. This issue has been fixed in version 0.…

    smallstep certificates github.com/smallstep/certificates step-certificates Ubuntu Alpine Go
  • Medium 5.0
    CVE-2025-66406

    Improper Authorization Check for SSH Certificate Revocation

    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…

    smallstep certificates github.com/smallstep/certificates step-certificates Alpine Go