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    CVE-2026-47723

    nebula-mesh is a self-hosted control plane for Slack Nebula mesh virtual private network. Prior to version 0.3.1, none of the response paths in `internal/web/` or `internal/api/` set the standard browser-security headers. `grep` for `Content-Security-Policy`, `X-Frame-Options`, `Strict-Transport-Security`, `X-Content-Type-Options`, `Referrer-Policy` returns zero matches across the codebase. Version 0.3.1 fixes the issue.

    Published:Jul 23, 2026
    Last Modified:Jul 27, 2026
    EPS:Jul 23, 2026
    EPSS Score:0.00303
    CVSS Score:7.1

    Affected Products

    Vendor
    Juev
    Product
    Nebula-mesh

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-49258 (CVSS 8.8) — Nebula Mesh is a self-hosted control plane for the Slack Nebula mesh VPN. In versions 0.3.5 and below, the web…
    CVE-2026-48058 (CVSS 4.6) — nebula-mesh is a self-hosted control plane for Slack Nebula mesh virtual private network. Prior to version 0.3…
    CVE-2026-47768 (CVSS 5.5) — nebula-mesh is a self-hosted control plane for Slack Nebula mesh virtual private network. Prior to version 0.3…
    CVE-2026-47726 (CVSS 7.1) — nebula-mesh is a self-hosted control plane for Slack Nebula mesh virtual private network. Prior to version 0.3…
    CVE-2026-47725 (CVSS 6.9) — nebula-mesh is a self-hosted control plane for Slack Nebula mesh virtual private network. Prior to version 0.3…
    CVE-2026-48025 (CVSS 6.9) — nebula-mesh is a self-hosted control plane for Slack Nebula mesh virtual private network. Prior to version 0.3…
    CVE-2026-47724 (CVSS 9.9) — nebula-mesh is a self-hosted control plane for Slack Nebula mesh virtual private network. Prior to version 0.3…
    CVE-2026-47722 (CVSS 8.7) — nebula-mesh is a self-hosted control plane for Slack Nebula mesh virtual private network. Prior to version 0.3…

    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