{"schema_version":"1.9.0","id":"BIT-vault-2025-6011","published":"2025-08-05T08:52:59.512Z","modified":"2026-09-08T08:48:21.379809130Z","aliases":["CVE-2025-6011","GHSA-mwgr-84fv-3jh9","GO-2025-3839"],"summary":"Timing Side-Channel in Vault’s Userpass Auth Method","details":"A timing side channel in Vault and Vault Enterprise’s (“Vault”) userpass auth method allowed an attacker to distinguish between existing and non-existing users, and potentially enumerate valid usernames for Vault’s Userpass auth method. Fixed in Vault Community Edition 1.20.1 and Vault Enterprise 1.20.1, 1.19.7, 1.18.12, and 1.16.23.","affected":[{"package":{"name":"vault","ecosystem":"Bitnami","purl":"pkg:bitnami/vault"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.20.1"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/vault/BIT-vault-2025-6011.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N"}]}],"references":[{"type":"ADVISORY","url":"https://discuss.hashicorp.com/t/hcsec-2025-15-timing-side-channel-in-vault-s-userpass-auth-method/76034"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-6011"}],"database_specific":{"cpes":["cpe:2.3:a:hashicorp:vault:*:*:*:*:enterprise:go:*:*","cpe:2.3:a:hashicorp:vault:*:*:*:*:community:go:*:*"],"severity":"Low"}}