CVE-2021-38554
MEDIUM5.3EPSS 0.18%Improper Removal of Sensitive Information Before Storage or Transfer in HashiCorp Vault
Published: 8/30/2021Modified: 2/4/2026
Description
HashiCorp Vault and Vault Enterprise’s UI erroneously cached and exposed user-viewed secrets between sessions in a single shared browser. Fixed in 1.8.0 and pending 1.7.4 / 1.6.6 releases.
Affected packages (3)
- Bitnami/vaultfrom 0, < 1.8.0
- Go/github.com/hashicorp/vaultfrom 0, < 1.6.6
- Go/github.com/hashicorp/vaultfrom 0, < 1.6.6, >= 1.7.0, < 1.7.4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N |
References (7)
- ADVISORYhttps://github.com/advisories/GHSA-6239-28c2-9mrm
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2021-38554
- PATCHhttps://github.com/hashicorp/vault
- WEBhttps://discuss.hashicorp.com/t/hcsec-2021-19-vault-s-ui-cached-user-viewed-secrets-between-shared-browser-sessions/28166
- WEBhttps://github.com/hashicorp/vault/releases/tag/v1.6.6
- WEBhttps://github.com/hashicorp/vault/releases/tag/v1.7.4
- WEBhttps://security.gentoo.org/glsa/202207-01