{"id":"EUVD-2026-23345","enisaUuid":"ed3bea58-26a5-3439-9bd9-31cd73099e73","description":"If a Vault auth mount is configured to pass through the \"Authorization\" header, and the \"Authorization\" header is used to authenticate to Vault, Vault forwarded the Vault token to the auth plugin backend. Fixed in 2.0.0, 1.21.5, 1.20.10, and 1.19.16.","datePublished":"Apr 17, 2026, 3:00:47 AM","dateUpdated":"Jul 15, 2026, 12:52:47 AM","baseScore":7.5,"baseScoreVersion":"3.1","baseScoreVector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","references":"https://discuss.hashicorp.com/t/hcsec-2026-07-vault-may-expose-tokens-to-auth-plugins-due-to-incorrect-header-sanitization/77344\n","aliases":"CVE-2026-4525\nGHSA-72gw-fmmr-c4r4\n","assigner":"HashiCorp","epss":0.41,"enisaIdProduct":[{"id":"14175c77-9dbc-31b9-a5e7-977dc767b24b","product":{"name":"Vault","vendor":{"name":"Hashicorp"}},"product_version":"0.11.2 \u003c2.0.0"},{"id":"58bf9a9c-6257-351a-b464-79b9fe984fae","product":{"name":"Vault Enterprise","vendor":{"name":"Hashicorp"}},"product_version":"0.11.2 \u003c2.0.0"}],"enisaIdVendor":[{"id":"fff69e42-447b-30d6-863d-79a32ac1e7e7","vendor":{"name":"Hashicorp"}}],"enisaIdVulnerability":[{"id":"17d7e421-ab79-3be6-8ca8-cf843df012ac","vulnerability":{"id":"GHSA-72gw-fmmr-c4r4","description":"HashiCorp Vault May Expose Tokens to Auth Plugins Due to Incorrect Header Sanitization","datePublished":"Apr 17, 2026, 6:31:07 AM","dateUpdated":"Jul 21, 2026, 1:47:54 PM","baseScore":0.0,"references":"https://nvd.nist.gov/vuln/detail/CVE-2026-4525\nhttps://access.redhat.com/security/cve/CVE-2026-4525\nhttps://bugzilla.redhat.com/show_bug.cgi?id\u003d2459107\nhttps://discuss.hashicorp.com/t/hcsec-2026-07-vault-may-expose-tokens-to-auth-plugins-due-to-incorrect-header-sanitization/77344\nhttps://github.com/advisories/GHSA-72gw-fmmr-c4r4\nhttps://github.com/hashicorp/vault\nhttps://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-4525.json\n","enisa_id":"EUVD-2026-23345\n","aliases":"GHSA-72gw-fmmr-c4r4\nCVE-2026-4525\n","epss":0.0,"dataProcessed":"Oct 25, 2026, 1:55:10 AM","vulnerabilityProduct":[],"vulnerabilityVendor":[]}},{"id":"87018419-969b-369c-9eae-84b39df5846e","vulnerability":{"id":"CVE-2026-4525","description":"If a Vault auth mount is configured to pass through the \"Authorization\" header, and the \"Authorization\" header is used to authenticate to Vault, Vault forwarded the Vault token to the auth plugin backend. Fixed in 2.0.0, 1.21.5, 1.20.10, and 1.19.16.","datePublished":"Apr 17, 2026, 3:00:47 AM","dateUpdated":"Jul 15, 2026, 12:52:47 AM","status":"PUBLISHED","baseScore":7.5,"baseScoreVersion":"3.1","baseScoreVector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","references":"https://discuss.hashicorp.com/t/hcsec-2026-07-vault-may-expose-tokens-to-auth-plugins-due-to-incorrect-header-sanitization/77344\n","enisa_id":"EUVD-2026-23345\n","assigner":"HashiCorp","epss":0.41,"dataProcessed":"Oct 30, 2026, 7:17:11 AM","vulnerabilityProduct":[{"id":"8cea7393-8b54-3bf4-a5c0-5ebc5a571619","product":{"name":"Vault","vendor":{"name":"Hashicorp"}},"product_version":"0.11.2 \u003c2.0.0"},{"id":"ec4c1171-0658-393e-8135-521c915ec897","product":{"name":"Vault Enterprise","vendor":{"name":"Hashicorp"}},"product_version":"0.11.2 \u003c2.0.0"}],"vulnerabilityVendor":[{"id":"c4636f9f-3ea2-35eb-bb16-ed2c270c5e4b","vendor":{"name":"Hashicorp"}}]}}],"enisaIdAdvisory":[]}