CVE-2026-27441: critical vulnerability in SEPPmail Secure Email Gateway
PDF Password CMDi
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
28Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 9.5epss 0.3%
SEPPmail Secure Email Gateway before version 15.0.1 insufficiently neutralizes the PDF encryption password, allowing OS command execution.
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:L
Affected products
SEPPmail · Secure Email GatewayRelated CVEs — SEPPmail Secure Email Gateway
In the same product, most dangerous first.
CVE-2026-27442CRITICALzip_attachments Path TraversalEPSS 0.5%CVE-2026-2747MEDIUMPGP Mixed Plaintext and Encrypted ContentEPSS 0.3%CVE-2026-29139HIGHGINA State Confusion Account TakeoverEPSS 0.3%CVE-2026-29135MEDIUMWebmail Password Tag Sanitization BypassEPSS 0.3%CVE-2026-29132MEDIUMESWmail-Verify BypassEPSS 0.3%CVE-2026-29143HIGHS/MIME Decryption ImpersonationEPSS 0.3%