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CVE-2026-31830 sigstore-ruby verifier returns success for DSSE bundles with mismatched in-toto subject digest

🗓️ 10 Mar 2026 21:46:02Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 35 Views

Sigstore Ruby verifier before 0.2.3 did not propagate digest mismatch failures for in-toto, making DSSE bundles pass.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-31830
10 Mar 202621:46
attackerkb
circl
Circl
CVE-2026-31830
11 Mar 202606:40
circl
cnnvd
CNNVD
Sigstore 安全漏洞
10 Mar 202600:00
cnnvd
cve
CVE
CVE-2026-31830
10 Mar 202621:46
cve
euvd
EUVD
EUVD-2026-10932
11 Mar 202600:24
euvd
euvd
EUVD
EUVD-2026-10933
11 Mar 202600:24
euvd
github
Github Security Blog
sigstore-ruby verifier returns success for DSSE bundles with mismatched in-toto subject digest
11 Mar 202600:24
github
nvd
NVD
CVE-2026-31830
10 Mar 202622:16
nvd
osv
OSV
GHSA-MHG6-2Q2V-9H2C sigstore-ruby verifier returns success for DSSE bundles with mismatched in-toto subject digest
11 Mar 202600:24
osv
ptsecurity
Positive Technologies
PT-2026-24484
10 Mar 202600:00
ptsecurity
Rows per page
[
  {
    "vendor": "sigstore",
    "product": "sigstore-ruby",
    "versions": [
      {
        "version": "< 0.2.3",
        "status": "affected"
      }
    ]
  }
]

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10 Mar 2026 21:46Current
CVSS 3.17.5
EPSS0.00217
35