Exim Mail Server 4.100.1 Fixes 4 Security Flaws Including SMTP Smuggling and Heap Corruption

Exim 4.100.1 fixes four security vulnerabilities, including high-severity Proxy Protocol and GnuTLS use-after-free flaws and a medium-severity SMTP smuggling issue that could let attackers alter submitted email content. The security release was announced on September 18, 2026, and affects Exim deployments running versions as old as 4.83 in some... Weiterlesen