hobokenchicken
130187c7be
P0 fixes: - WebSocket origin checking (reject untrusted origins) - WS session token moved from URL query param to first message frame - WebAuthn login cookie now uses Secure flag via shared SetSessionCookie - PostgreSQL sslmode configurable via POSTGRES_SSLMODE env (default: require) - Fixed DatabaseDSN to use real password instead of masked placeholder P1 fixes: - Per-IP rate limiting middleware (auth: 5 req/s, invites: 2 req/s) - Security headers on all responses (CSP, X-Frame-Options, nosniff, etc.) - WS broadcasts scoped to server members (prevents cross-server data leak) - Webhook tokens stored as SHA-256 hashes (not plaintext) P2 fixes: - CSRF protection via Origin header validation on state-changing requests - MANAGE_CHANNELS permission enforced on channel update/delete - Upload validation: 25MB limit, extension allowlist, server-side MIME check - File serve: path traversal protection + Content-Disposition: attachment Files: 23 changed, +499/-100. Builds clean (go build, go vet, npm build). Zero CVEs (govulncheck, npm audit).
20 lines
842 B
Go
20 lines
842 B
Go
package middleware
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import "net/http"
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// SecurityHeaders returns middleware that sets common security headers on
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// every response. HSTS is intentionally omitted here because Caddy handles
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// it at the reverse-proxy layer.
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func SecurityHeaders(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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w.Header().Set("X-Content-Type-Options", "nosniff")
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w.Header().Set("X-Frame-Options", "DENY")
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w.Header().Set("Referrer-Policy", "strict-origin-when-cross-origin")
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w.Header().Set("Content-Security-Policy",
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"default-src 'self'; script-src 'self'; style-src 'self' 'unsafe-inline'; "+
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"img-src 'self' https: data:; connect-src 'self' wss: ws:; font-src 'self';")
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w.Header().Set("Permissions-Policy", "camera=(), microphone=(self), geolocation=()")
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next.ServeHTTP(w, r)
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})
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}
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