CVE-2026-102260 Nomad vulnerable to cross-namespace information disclosure in multiple endpoints

Medium 4.3 Published 29 Oct 2026 Updated 29 Oct 2026

Exploited in the wild: Not known
Fix: None listed

What is CVE-2026-102260?

CVE-2026-102260 is a medium-severity vulnerability in HashiCorp Nomad, published on 29 Oct 2026.

Official 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 2.1.0 and Nomad Enterprise 2.1.0, 1.11.12, and 1.10.18.

Weakness: CWE-863

Which versions are affected by CVE-2026-102260?

How do I fix CVE-2026-102260?

No fix has been published for CVE-2026-102260 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-102260 being exploited?

There is no known exploitation of CVE-2026-102260 in the wild and no public exploit code.

Sources

Also known as GHSA-v86q-pc4q-725p.