CVE-2026-47723
nebula-mesh: Web UI and API responses lack security headers (CSP, X-Frame-Options, HSTS, etc.)
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-1021 |
| Vendor | juev |
| Product | nebula-mesh |
| Published | Jul 23, 2026 |
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Affected Versions
juev / nebula-mesh
< 0.3.1