CVE-2026-102260

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    CVE-2026-102260

    Published: 29 Oct 2026Last Modified: 4 Nov 2026

    Summary: Nomad vulnerable to cross-namespace information disclosure in multiple endpoints

    Details: 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.

    References: https://discuss.hashicorp.com/t/hcsec-2026-51-nomad-vulnerable-to-cross-namespace-information-disclosure-in-multiple-endpoints/77929, https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/102xxx/CVE-2026-102260.json, https://nvd.nist.gov/vuln/detail/CVE-2026-102260, https://github.com/hashicorp/nomad

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- ca5cd15eeffd40b68043c94eefff1ec7e6dc703f
    Fixed -d0f21042997689c7690421ede8849be694e2ce46

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2026-102260 | CVE-DB