cvesecurityvulnerability
CVE-2026-38447: osTicket Generates Predictable API Keys via MD5 Hashing (CVSS 9.8)
osTicket 1.18.3 generates API keys using MD5 with predictable inputs (timestamp and client IP). An attacker can approximate the key generation time and brute-force the key space. Affects 5 million+ users and 15,000+ businesses worldwide.