Nomad Vulnerable To Event Stream Namespace ACL Policy Bypass Through Wildcard Namespace
Priority LOW 32CWE-863Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-863.
Summary
Nomad Community and Nomad Enterprise ("Nomad") event stream configured with a wildcard namespace can bypass the ACL Policy allowing reads on other namespaces.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00446 39th percentileScored 2026-11-07
Fix Fixed Nomad (HashiCorp): 1.9.6Nomad Enterprise (HashiCorp): 1.9.6
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
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 | Nomad | 1.0.0 to before 1.9.6 | 1.9.6 | Patch available | CNA |
| HashiCorp | Nomad Enterprise | 1.0.0 to before 1.9.6 | 1.9.6 | Patch available | CNA |
- Nomad VendorHashiCorp Affected 1.0.0 to before 1.9.6 Fixed in 1.9.6 Patch available CNA
- Nomad Enterprise VendorHashiCorp Affected 1.0.0 to before 1.9.6 Fixed in 1.9.6 Patch available CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:hashicorp:nomad:*:*:*:*:enterprise:*:*:* | 1.0.0 to before 1.7.18 | Vulnerable | HashiCorp |
| cpe:2.3:a:hashicorp:nomad:*:*:*:*:-:*:*:* | 1.0.0 to before 1.9.6 | Vulnerable | HashiCorp |
| cpe:2.3:a:hashicorp:nomad:*:*:*:*:enterprise:*:*:* | 1.8.0 to before 1.8.10; 1.9.0 to before 1.9.6 | Vulnerable | HashiCorp |
- cpe:2.3:a:hashicorp:nomad:*:*:*:*:enterprise:*:*:* Versions 1.0.0 to before 1.7.18 Vulnerable ·HashiCorp
- cpe:2.3:a:hashicorp:nomad:*:*:*:*:-:*:*:* Versions 1.0.0 to before 1.9.6 Vulnerable ·HashiCorp
- cpe:2.3:a:hashicorp:nomad:*:*:*:*:enterprise:*:*:* Versions 1.8.0 to before 1.8.10; 1.9.0 to before 1.9.6 Vulnerable ·HashiCorp
Remediation
- Fix · CNA Nomad (HashiCorp) Fixed in 1.9.6
- Fix · CNA Nomad Enterprise (HashiCorp) Fixed in 1.9.6
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
Not affected: 1 product
- Red Hat OpenShift distributed tracing 3
Timeline
- 2026-10-02 Threatist record created from CVE-2025-0937
- 2026-10-03 Alias added: GHSA-5mx9-vcf9-4hvc
References
More HashiCorp Nomad vulnerabilities
- TI-2019-09419 HashiCorp Nomad 0.9.0 through 0.9.1 has Incorrect Access Control via the exec driver. CVSS 3.0CRITICAL 9.8
- TI-2022-12559 HashiCorp Nomad and Nomad Enterprise version 0.2.0 up to 1.3.0 were impacted by go-getter… CVSS 3.1CRITICAL 9.8
- TI-2023-01674 Nomad Unauthenticated Client Agent HTTP Request Privilege Escalation CVSS 3.1CRITICAL 10.0
- TI-2020-06436 HashiCorp Nomad and Nomad Enterprise up to 0.10.2 incorrectly validated role/region… CVSS 3.1CRITICAL 9.8
- TI-2020-16532 HashiCorp Nomad and Nomad Enterprise version 0.9.0 up to 0.12.5 client file sandbox… CVSS 3.1CRITICAL 9.1
- TI-2021-19357 HashiCorp Nomad and Nomad Enterprise up to 1.0.13, 1.1.7, and 1.2.0, with the QEMU task… CVSS 3.1HIGH 8.8
Sources
- CVE-2025-0937 · CVE Program
- CVE-2025-0937 · NVD
- FIRST EPSS
- GHSA-5mx9-vcf9-4hvc · GitHub Advisory Database · CC BY 4.0
- CVE-2025-0937 · Red Hat security data · CC BY 4.0
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