{"cve":"CVE-2021-27668","nvd":{"published":"2021-08-31T18:15:07.843","modified":"2026-06-17T03:45:19.527","status":"Modified","description":"HashiCorp Vault Enterprise 0.9.2 through 1.6.2 allowed the read of license metadata from DR secondaries without authentication. Fixed in 1.6.3.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","score":5.3},"cwes":["CWE-306"],"references":["https://discuss.hashicorp.com/t/hcsec-2021-05-vault-enterprise-s-dr-secondaries-exposed-license-metadata-without-authentication/21427","https://security.gentoo.org/glsa/202207-01","https://discuss.hashicorp.com/t/hcsec-2021-05-vault-enterprise-s-dr-secondaries-exposed-license-metadata-without-authentication/21427","https://security.gentoo.org/glsa/202207-01"],"products":["hashicorp:vault"],"source":"nvd","synced_at":"2026-10-19T21:21:57.125947417+00:00"},"epss":{"cve":"CVE-2021-27668","score":0.01043,"percentile":0.64099,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}