Critical Exim GnuTLS Flaw Enables Remote Code Execution on Mail Servers

Exim has released a security update for a critical vulnerability that can allow unauthenticated remote attackers to corrupt memory and potentially execute code on affected mail servers. The flaw is tracked as CVE-2026-45185 and was fixed in Exim 4.99.3. The vulnerability affects Exim builds that use the GnuTLS backend and expose the STARTTLS and CHUNKING […] The post Critical Exim GnuTLS Flaw Enables Remote Code Execution on Mail Servers appeared first on VPN Central.