VULNERABILITY INTELLIGENCE

CVE-2026-47723

EPSS probability0.53%
CISA KEVNot currently listed
Published2026-07-23
Last modified2026-10-24

Description

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.

Weakness classification

  • security-advisories@github.com: CWE-1021

Primary references