CVE-2026-44126

CRITICAL 9.2CVE-2026-44126 · Published 08/05/2026 · updated 26/10/2026

In short

CVE-2026-44126 is a CRITICAL (CVSS 9.2) vulnerability.
Chance of exploitation in the next 30 days (EPSS): 0.47%, higher than 40.9% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
—	No affected product versions are listed for this vulnerability yet.

Description

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.

References

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

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