Vault’s Azure Authentication Method bound_location Restriction Could be Bypassed on Login
Priority MEDIUM 40CWE-863Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 1 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-863.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00445 38th percentileScored 2026-11-07
Fix Partial Vault (HashiCorp): 1.19.1Vault Enterprise (HashiCorp): 1.19.1+1 more productRed Hat: 1 without a fix
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| HashiCorp | Vault | 0.10.0 to before 1.19.1 | 1.19.1 | Patch available | CNA |
| HashiCorp | Vault Enterprise | 0.10.0 to before 1.19.1 | 1.19.1 | Patch available | CNA |
| — | github.com/hashicorp/vault (Go) | 1.10.0 to before 1.19.1 | 1.19.1 | Patch available | GHSA-f9ch-h8j7-8jwg |
- Vault VendorHashiCorp Affected 0.10.0 to before 1.19.1 Fixed in 1.19.1 Patch available CNA
- Vault Enterprise VendorHashiCorp Affected 0.10.0 to before 1.19.1 Fixed in 1.19.1 Patch available CNA
- github.com/hashicorp/vault (Go) Vendor— Affected 1.10.0 to before 1.19.1 Fixed in 1.19.1 Patch available GHSA-f9ch-h8j7-8jwg
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:hashicorp:vault:*:*:*:*:enterprise:*:*:* | 0.10.0 to before 1.16.18 | Vulnerable | HashiCorp |
| cpe:2.3:a:hashicorp:vault:*:*:*:*:-:*:*:* | 0.10.0 to before 1.19.1 | Vulnerable | HashiCorp |
| cpe:2.3:a:hashicorp:vault:*:*:*:*:enterprise:*:*:* | 1.17.0 to before 1.17.14; 1.18.0 to before 1.18.7 | Vulnerable | HashiCorp |
| cpe:2.3:a:hashicorp:vault:1.19.0:*:*:*:enterprise:*:*:* | 1.19.0 | Vulnerable | HashiCorp |
- cpe:2.3:a:hashicorp:vault:*:*:*:*:enterprise:*:*:* Versions 0.10.0 to before 1.16.18 Vulnerable ·HashiCorp
- cpe:2.3:a:hashicorp:vault:*:*:*:*:-:*:*:* Versions 0.10.0 to before 1.19.1 Vulnerable ·HashiCorp
- cpe:2.3:a:hashicorp:vault:*:*:*:*:enterprise:*:*:* Versions 1.17.0 to before 1.17.14; 1.18.0 to before 1.18.7 Vulnerable ·HashiCorp
- cpe:2.3:a:hashicorp:vault:1.19.0:*:*:*:enterprise:*:*:* Versions 1.19.0 Vulnerable ·HashiCorp
Remediation
- Fix · CNA Vault (HashiCorp) Fixed in 1.19.1
- Fix · CNA Vault Enterprise (HashiCorp) Fixed in 1.19.1
- Fix · GHSA-f9ch-h8j7-8jwg github.com/hashicorp/vault (Go) Fixed in 1.19.1 Advisory →
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Openshift Data Foundation 4 | Affected | No fix yet: Fix deferred |
Timeline
- 2026-10-02 Threatist record created from CVE-2025-3879
- 2026-10-03 Alias added: GHSA-f9ch-h8j7-8jwg
References
More HashiCorp Vault vulnerabilities
- TI-2024-01904 Vault Cert Auth Method Did Not Correctly Validate Non-CA Certificates CVSS 3.1CRITICAL 9.8
- TI-2022-19053 An issue was discovered in HashiCorp Vault and Vault Enterprise before 1.11.3. CVSS 3.1CRITICAL 9.1
- TI-2020-17874 The official vault docker images before 0.11.6 contain a blank password for a root user. CVSS 3.1CRITICAL 9.8
- TI-2020-10142 HashiCorp Vault and Vault Enterprise 1.4.0 and 1.4.1, when configured with the GCP… CVSS 3.1CRITICAL 9.8
- TI-2026-04407 Vault Vulnerable to Server-Side Request Forgery in ACME Challenge Validation via Attacker-Controlled DNS CVSS 3.1HIGH 8.6
- TI-2025-05421 Arbitrary Remote Code Execution via Plugin Catalog Abuse CVSS 3.1CRITICAL 9.1
Sources
- CVE-2025-3879 · CVE Program
- CVE-2025-3879 · NVD
- FIRST EPSS
- GHSA-f9ch-h8j7-8jwg · GitHub Advisory Database · CC BY 4.0
- CVE-2025-3879 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences