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CVE-2026-30836 Step CA: Unauthenticated Certificate Issuance via SCEP UpdateReq (MessageType=18)

🗓️ 19 Mar 2026 20:37:05Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 28 Views

Unauthenticated certificate issuance via SCEP UpdateReq in Step CA up to 0.30.0-rc6; fixed in 0.30.0.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
alpinelinux
AlpineLinux
CVE-2026-30836
19 Mar 202620:37
alpinelinux
cgr
Chainguard
CVE-2026-30836 vulnerabilities
20 Mar 202607:17
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circl
Circl
CVE-2026-30836
19 Mar 202621:23
circl
cnnvd
CNNVD
Smallstep step-ca 信任管理问题漏洞
19 Mar 202600:00
cnnvd
cve
CVE
CVE-2026-30836
19 Mar 202620:37
cve
euvd
EUVD
EUVD-2026-13200
19 Mar 202616:27
euvd
github
Github Security Blog
step-ca has Unauthenticated Certificate Issuance via SCEP UpdateReq (MessageType=18)
19 Mar 202616:27
github
nvd
NVD
CVE-2026-30836
19 Mar 202621:17
nvd
osv
OSV
CGA-256R-53RR-24CW
1 Apr 202602:11
osv
osv
OSV
CGA-482F-V482-F6H4
20 Mar 202601:21
osv
Rows per page
[
  {
    "vendor": "smallstep",
    "product": "certificates",
    "versions": [
      {
        "version": "< 0.30.0",
        "status": "affected"
      }
    ]
  }
]

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