CVE-2026-29135

7.5 HIGH

Published: April 02, 2026 Modified: April 16, 2026

Description

SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to craft a password-tag that bypasses subject sanitization.

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0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Patch Vendor Advisory Exploit Third Party Advisory

Source: vulnerability@ncsc.ch

Vendor Advisory

1 reference(s) from NVD

CVSS v3 Score

7.5 / 10.0

EPSS (Exploit Probability)

0.1%

28th percentile

Exploitation Status

Not in CISA KEV

CWE-20

seppmail