Description
Arbitrary File Write via Path Traversal upload to Remote Code Execution in SeppMail User Web Interface. The affected feature is the large file transfer (LFT). This issue affects SeppMail: 15.0.2.1 and before
Scores
CVSS v3
9.8
EPSS
0.0057
EPSS Percentile
68.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-434
CWE-22
Status
published
Products (1)
seppmail/seppmail
< 15.0.2.1
Published
Mar 05, 2026
Tracked Since
Mar 05, 2026