CVE-2026-114425

CriticalCVSS 9.2/10Last modified Nov 9, 2026

Description

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 reaches an affected secure-mail processing path. The validated workers ran as root.

Metrics

CVSS 4.0 9.2/10

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Weakness enumeration

CWE-73

Affected software

Vendor	Product	Versions
SEPPmail AG	SEPPmail Secure Email Gateway (SEG)	< 15.1.1

References

https://docs.seppmail.com/en/20_revision-history.html

Timeline

Published: Nov 4, 2026
Last modified: Nov 9, 2026
NVD status: Deferred

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