PT-2025-48988 · Step Ca · Step Ca

CVE-2025-66406 · Published 2025-12-03 · Updated 2026-01-30

Positive Technologies (AI Summary)

CVSS v3.1

5.0

Medium

Base vector

AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:H

Name of the Vulnerable Software and Affected Versions Step CA versions prior to 0.29.0

Description Step CA is an online certificate authority for secure, automated certificate management for DevOps. A flaw exists in the authorization check for SSH certificate revocation, specifically impacting deployments configured with the SSHPOP provisioner. This issue allows for potential unauthorized actions related to SSH certificate revocation.

Recommendations Update to version 0.29.0 or later.

Exploit

Fix

Improper Authorization

Incorrect Authorization

Weakness Enumeration

CWE-285

CWE-863

Related Identifiers

CLEANSTART-2026-KV78041

CVE-2025-66406

GHSA-J7C9-79X7-8HPR

GO-2025-4181

SUSE-SU-2025:4395-1

Affected Products

Step Ca

References · 86

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/66xxx/CVE-2025-66406.json · Exploit
• https://osv.dev/vulnerability/CVE-2025-66406 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-61727 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-58185 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-47914 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-61724 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:4395-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-58188 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-66406 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-62820 · Security Note
• https://osv.dev/vulnerability/GHSA-j7c9-79x7-8hpr · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-61725 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-58187 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-47913 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-44005 · Security Note