{"id":"GHSA-88v5-9hxc-f85r","revision":"852565ab69b24e4eb3813917fb837bc7","records":[{"revision":"852565ab69b24e4eb3813917fb837bc7","observedAt":"2026-10-24T13:19:41.952+00:00","statement":{"source":"osv","id":"GHSA-88v5-9hxc-f85r","aliases":["BIT-vault-2026-5807","CVE-2026-5807","GO-2026-5247"],"title":"HashiCorp Vault Vulnerable to Denial-of-Service via Unauthenticated Root Token Generation/Rekey Operations","description":"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.","state":0,"publishedAt":"2026-04-17T06:31:08+00:00","modifiedAt":"2026-09-10T03:50:43.8400082+00:00","affected":[{"ecosystem":"Go","name":"github.com/hashicorp/vault","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"last_affected","version":"1.21.4"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V3","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"HIGH"}],"references":["https://nvd.nist.gov/vuln/detail/CVE-2026-5807","https://access.redhat.com/security/cve/CVE-2026-5807","https://bugzilla.redhat.com/show_bug.cgi?id=2459109","https://discuss.hashicorp.com/t/hcsec-2026-08-vault-vulnerable-to-denial-of-service-via-unauthenticated-root-token-generation-rekey-operations/77345","https://github.com/advisories/GHSA-88v5-9hxc-f85r","https://github.com/hashicorp/vault","https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-5807.json"],"sourceUrl":"https://github.com/advisories/GHSA-88v5-9hxc-f85r","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-88v5-9hxc-f85r","identifiers":["GHSA-88v5-9hxc-f85r","BIT-vault-2026-5807","CVE-2026-5807","GO-2026-5247"]},"retained":false,"historicalAffected":[]}],"coverage":[]}