Files
hobokenchicken 130187c7be security: remediate all P0-P2 audit findings (12 tasks)
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).
2026-06-29 09:30:50 -04:00

23 lines
500 B
Go

package webhook
import (
"crypto/rand"
"crypto/sha256"
"encoding/hex"
)
// genToken generates a 64-character hex token using crypto/rand.
func genToken() string {
b := make([]byte, 32)
if _, err := rand.Read(b); err != nil {
panic("crypto/rand failed: " + err.Error())
}
return hex.EncodeToString(b)
}
// hashToken returns the SHA-256 hex digest of a token, suitable for storage.
func hashToken(token string) string {
h := sha256.Sum256([]byte(token))
return hex.EncodeToString(h[:])
}