Incorrect Authorization Affecting step-certificates package, versions <0.29.0-r0
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-ALPINE322-STEPCERTIFICATES-14186733
- published5 Dec 2025
- disclosed3 Dec 2025
Introduced: 3 Dec 2025
NewCVE-2025-66406 (opens in a new tab)How to fix?
Upgrade Alpine:3.22 step-certificates to version 0.29.0-r0 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream step-certificates package and not the step-certificates package as distributed by Alpine.
See How to fix? for Alpine:3.22 relevant fixed versions and status.
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.