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CVE-2026-55774 OpenBao: Cross-namespace lease revocation/renewal via canonical sys/leases/{revoke,renew} — incomplete fix of CVE-2026-45808

🗓️ 15 Sep 2026 15:42:03Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 5 Views

OpenBao is an open source identity-based secrets management system. Prior to 2.5.5, an OpenBao user with access to sys/leases/revoke/:lease_id in one namespace could revoke a lease in another namespace when the foreign lease_id was known, bypassin...

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Affected
Refs
[
  {
    "vendor": "openbao",
    "product": "openbao",
    "versions": [
      {
        "version": "< 2.5.5",
        "status": "affected"
      }
    ]
  }
]

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15 Sep 2026 15:42Current
CVSS 42.1
5