PT-2026-50652 · Seppmail Ag · Secure Email Gateway

Andris Suter-Dörig

+1

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Published

2026-06-18

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Updated

2026-06-18

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CVE-2026-8811

CVSS v4.0

7.1

High

VectorAV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:H/SA:L
SEPPmail versions before 15.0.5 allow improper handling of attachment filenames during encrypted PDF generation. An attacker can exploit this to create new files outside the intended directory, potentially placing files in web-accessible locations.

Fix

Path traversal

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Weakness Enumeration

Related Identifiers

CVE-2026-8811

Affected Products

Secure Email Gateway