EUVD-2026-116782

SEPPmail Secure Email Gateway before 15.1.1 trusts a file path supplied in externally provided Large File Transfer attachment metadata. An unauthenticated remote sender can cause the mail-processing worker to disclose, move, or delete an accessible regular file when LFT is enabled and the message...

EUVD-2026-116781

SEPPmail Secure Email Gateway before 15.1.1 can evaluate attacker-influenced replacement text as Perl code in sender or recipient replacement rules. An unauthenticated remote sender can execute operating-system commands in the mail-processing worker context when an active rule uses message-derive...

CVE-2026-114425 Forged LFT metadata permits arbitrary file read and deletion

SEPPmail Secure Email Gateway before 15.1.1 trusts a file path supplied in externally provided Large File Transfer attachment metadata. An unauthenticated remote sender can cause the mail-processing worker to disclose, move, or delete an accessible regular file when LFT is enabled and the message...

CVE-2026-114424

SEPPmail Secure Email Gateway versions before 15.1.1 are vulnerable to a critical remote code execution flaw. The vulnerability arises because the system can evaluate attacker-influenced replacement text as Perl code within sender or recipient replacement rules. An unauthenticated remote sender c...