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…
Published: 2026-04-17 · CVSS: 7.5 · CVSS 3.1
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7