CVE-2026-102260
Medium
Description
HashiCorp Nomad and Nomad Enterprise are vulnerable to cross-namespace authorization bypasses in several read-only API endpoints that may allow an authenticated user with read permissions in one namespace to view information about objects in other namespaces. This vulnerability (CVE-2026-102260) is fixed in Nomad Community Edition 2.1.1 and Nomad Enterprise 2.1.0, 1.11.12, and 1.10.18.
SeverityMedium
CVSS4.3
Exploit probability—
ProductNomad
PublishedOct 29, 2026
First seenNov 4, 2026
Weakness typeCWE-863Incorrect authorization
How to fix
Update
- HashiCorp Nomad2.1.1 or later
- HashiCorp Nomad Enterprise2.1.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| HashiCorp Nomad | 0.11.0 ≤ v < 2.1.1 | 2.1.1 |
| HashiCorp Nomad Enterprise | 0.11.0 ≤ v < 2.1.0 | 2.1.0 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.