CVE-2021-38554
MEDIUM
5.3
CVSS Score
Published: August 13, 2021 at 03:45 PM UTC
Updated: June 17, 2026 at 04:02 AM UTC
1 product affected across 1 vendorVault
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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.9%
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
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 1.8.0
Affected range stops below 1.8.0, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (2)
x_refsource_MISCVendor Advisory
Source: [email protected]
https://discuss.hashicorp.com/t/hcsec-2021-19-vault-s-ui-cached-user-viewed-secrets-between-shared-browser-sessions/28166Vendor Advisoryx_refsource_GENTOOThird Party Advisory
Source: [email protected]
https://security.gentoo.org/glsa/202207-01CVSS
- Attack Vector
- NETWORK
- Complexity
- HIGH
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- NONE
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-212
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