CVE-2026-84832 — Unsafe deserialization in the REST interface

CVE-2026-84832

Unsafe deserialization in the REST interface PUBLISHED

Description (CNA)

SEPPmail Secure Email Gateway before 15.0.6 deserializes attacker-controlled data in a privileged REST import workflow without adequate validation. An attacker with a privileged API token can execute arbitrary commands with "nobody" privileges.

Affected (CNA)

Vendor / product	Versions
SEPPmail AG / SEPPmail Secure Email Gateway (SEG)	affected 0 before 15.0.6

CWE

CWE-502, CWE-78

References

https://downloads.seppmail.com/extrelnotes/150/ERN15.0.html

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.