CVE-2025-66406

| EUVD-2025-201014 MEDIUM
5.0
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:H
Attack Vector
Network
Attack Complexity
High
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
High

Lifecycle Timeline

4
Patch Released
Mar 31, 2026 - 21:13 nvd
Patch available
EUVD ID Assigned
Mar 15, 2026 - 16:14 euvd
EUVD-2025-201014
Analysis Generated
Mar 15, 2026 - 16:14 vuln.today
CVE Published
Dec 03, 2025 - 20:16 nvd
MEDIUM 5.0

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.

Analysis

A security vulnerability in Step CA (CVSS 5.0). Remediation should follow standard vulnerability management procedures.

Technical Context

CWE-863 (Incorrect Authorization). Affects Step CA.

Affected Products

['Step CA']

Remediation

Monitor vendor channels for patch availability.

Priority Score

25
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +25
POC: 0

Vendor Status

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CVE-2025-66406 vulnerability details – vuln.today

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