Catherine Renelle
2f389ab8e9
- Fix ReconciliationController and BankSync LinkAccount/UpdateLinkedAccount IDOR (verify account ownership) - Add ASP.NET Core rate limiting: strict on auth endpoints, global on all API routes - Harden SSRF validation on Ollama URL (IPv6-mapped bypass, link-local, 0.0.0.0 blocking) - Upgrade encryption from AES-CBC to AES-GCM with HKDF key derivation (backward-compatible decrypt) - Add startup validation that rejects default JWT/encryption keys in Production - Add security headers (X-Frame-Options, CSP, HSTS, Cache-Control, nosniff) to API and nginx - Mask account numbers in API responses (show last 4 digits only) - Add password strength validation (min 8 chars) and BCrypt work factor 12 - Hash refresh tokens (SHA-256) before database storage - Set JWT ClockSkew to zero for immediate expiry enforcement - Add file upload size limit (10 MB) and filename sanitization - Cap transaction search PageSize to 200 - Fix FileWatcherService cross-user account matching in multi-user deployments - Sanitize console.error calls to prevent token leakage in browser logs - Parameterize raw SQL in SimpleFinConnectionMigration - Make AuthService.GenerateAuthResponse fully async Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>