Critical severity10.0NVD Advisory· Published Mar 19, 2026· Updated Apr 27, 2026
CVE-2026-30836
CVE-2026-30836
Description
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 0.30.0.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/smallstep/certificatesGo | < 0.30.0 | 0.30.0 |
Affected products
18cpe:2.3:a:smallstep:step-ca:0.30.0:rc1:*:*:*:go:*:*+ 6 more
- cpe:2.3:a:smallstep:step-ca:0.30.0:rc1:*:*:*:go:*:*
- cpe:2.3:a:smallstep:step-ca:0.30.0:rc2:*:*:*:go:*:*
- cpe:2.3:a:smallstep:step-ca:0.30.0:rc3:*:*:*:go:*:*
- cpe:2.3:a:smallstep:step-ca:0.30.0:rc4:*:*:*:go:*:*
- cpe:2.3:a:smallstep:step-ca:0.30.0:rc5:*:*:*:go:*:*
- cpe:2.3:a:smallstep:step-ca:0.30.0:rc6:*:*:*:go:*:*
- cpe:2.3:a:smallstep:step-ca:*:*:*:*:*:go:*:*range: <0.30.0
- osv-coords11 versionspkg:apk/chainguard/caddypkg:apk/chainguard/caddy-fipspkg:apk/chainguard/frankenphp-8.2pkg:apk/chainguard/frankenphp-8.3pkg:apk/chainguard/frankenphp-8.4pkg:apk/chainguard/frankenphp-8.5pkg:apk/chainguard/step-ca-fipspkg:apk/chainguard/step-issuer-fipspkg:apk/wolfi/caddypkg:golang/github.com/smallstep/certificatespkg:rpm/opensuse/govulncheck-vulndb&distro=openSUSE%20Leap%2015.6
< 2.11.2-r7+ 10 more
- (no CPE)range: < 2.11.2-r7
- (no CPE)range: < 2.11.2-r3
- (no CPE)range: < 1.12.1-r2
- (no CPE)range: < 1.12.1-r2
- (no CPE)range: < 1.12.1-r2
- (no CPE)range: < 1.12.1-r2
- (no CPE)range: < 0.30.2-r0
- (no CPE)range: < 0.9.11-r10
- (no CPE)range: < 2.11.2-r7
- (no CPE)range: < 0.30.0
- (no CPE)range: < 0.0.20260326T203309-150000.1.155.2
Patches
Vulnerability mechanics
References
5- github.com/smallstep/certificates/commit/e6da031d5125cfd99fe9a26f74bb41e4dacca4efnvdPatchWEB
- github.com/advisories/GHSA-q4r8-xm5f-56gwghsaADVISORY
- github.com/smallstep/certificates/security/advisories/GHSA-q4r8-xm5f-56gwnvdVendor AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2026-30836ghsaADVISORY
- github.com/smallstep/certificates/releases/tag/v0.30.0-rc7nvdRelease NotesWEB
News mentions
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