7.5

CVE-2026-5807

Vault Vulnerable to Denial-of-Service via Unauthenticated Root Token Generation/Rekey Operations

Vault is vulnerable to a denial-of-service condition where an unauthenticated attacker can repeatedly initiate or cancel root token generation or rekey operations, occupying the single in-progress operation slot. This prevents legitimate operators from completing these workflows. This vulnerability, CVE-2026-5807, is fixed in Vault Community Edition 2.0.0 and Vault Enterprise 2.0.0.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Hashicorp ≫ Vault SwEdition- Version < 2.0.0
Hashicorp ≫ Vault SwEditionenterprise Version < 2.0.0
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.72% 0.492
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
security@hashicorp.com 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
0b0ca135-0b70-47e7-9f44-1890c2a1c46c 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-770 Allocation of Resources Without Limits or Throttling

The product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated.

https://discuss.hashicorp.com/t/hcsec-2026-08-vault-vulnerable-to-denial-of-service-via-unauthenticated-root-token-generation-rekey-operations/77345
Vendor Advisory
https://access.redhat.com/security/cve/CVE-2026-5807
https://bugzilla.redhat.com/show_bug.cgi?id=2459109
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-5807.json