CVE-2026-44126

Insecure deserialization

CVSS 9.2 CRITICALEPSS 0.5%CWE-502

SEPPmail Secure Email Gateway before version 15.0.4 insecurely deserializes untrusted data, which can be reached from the new GINA UI and may allow unauthenticated remote attackers to execute code via a crafted serialized object.

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

Produtos afetados

SEPPmail AG · Secure Email Gateway

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Referências

https://downloads.seppmail.com/extrelnotes/150/ERN15.0.html#security https://labs.infoguard.ch/posts/seppmail_secure_e-mail_gateway_rce_vulnerabilities_cve-2026-2743_cve-2026-7864_cve-2026-44127_cve-2026-44128/