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CVE-2026-40097Published

Step CA is an online certificate authority for secure, automated certificate management for DevOps. From 0.24.0 to before 0.30.0-rc3, an attacker can trigger an index out-of-bounds panic in Step CA by sending a crafted attestation key (AK) …

Exact source revision recorded 27 Oct 2026 10:09:56 UTC. It does not establish the source's current position. Latest evidence.

Recorded JSON

nvd · CVE-2026-40097

Published

NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.

Source analysis status: Analyzed

Weakness classifications: CWE-129

Original publisher date fields

published: 2026-04-10T17:17:12.823

lastModified: 2026-10-26T22:10:00.163

3 source CPE criteria · context only
  • cpe:2.3:a:smallstep:step-ca:*:*:*:*:*:go:*:*
  • cpe:2.3:a:smallstep:step-ca:0.30.0:rc1:*:*:*:go:*:*
  • cpe:2.3:a:smallstep:step-ca:0.30.0:rc2:*:*:*:go:*:*

The original JSON retains the logical configuration operators, exclusions and version bounds.

No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.

Original source record · Cite this exact observation · Complete original publisher JSON

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An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 1 Nov 15:09 UTC · 275 of 275 readable · 272 fully read · documentation 469/469 current

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