High severity · published May 2, 2025
CVE-2025-3879
Vault Community, Vault Enterprise (“Vault”) Azure Auth method did not correctly validate the claims in the Azure-issued token, resulting in the potential bypass of the…
8.8
CVSS
0.4%
EPSS
No
On KEV
Description
Vault Community, Vault Enterprise (“Vault”) Azure Auth method did not correctly validate the claims in the Azure-issued token, resulting in the potential bypass of the bound_locations parameter on login. Fixed in Vault Community Edition 1.19.1 and Vault Enterprise 1.19.1, 1.18.7, 1.17.14, 1.16.18.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 38% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
VA
Vault · Hashicorp
0.10.0 before 1.16.18; 0.10.0 before 1.19.1; 1.17.0 before 1.17.14; 1.18.0 before 1.18.7; 1.19.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-3879
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-3879
Vendor Advisory
https://discuss.hashicorp.com/t/hcsec-2025-07-vault-s-azure-authentication-method-bound-location-restriction-could-be-bypassed-on-login/74716
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