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CVE-2026-9592

HIGH
7.5
CVSS 4.0
Description
SEPPmail Secure Email Gateway & SEPPmail Cloud before version 15.0.4.2 allows an attacker to replay & hijack a user session in the GINA web portal, as the session token is disclosed inside the URL and a HTTP header.

Metadata

CVE ID
CVE-2026-9592
State
PUBLISHED
Assigner
NCSC.ch
Reserved
2026-05-26 13:55 UTC
Published
2026-07-17 13:51 UTC
Last updated
2026-07-17 15:24 UTC
Primary CWE
CWE-598
CWE-598 Use of GET request method with sensitive query strin…
Vendor / Product
SEPPmail / SEPPmail Secure Email Gateway & SEPPmail Cloud
Sources
cve.org  ·  NVD

Severity & Metrics

7.5 HIGH CVSS 4.0
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/E:U
SSVC — CISA Coordinator
Exploitation
none
Automatable
no
Tech. Impact
total
Affected products (1)
VendorProductPlatformVersions
SEPPmail SEPPmail Secure Email Gateway & SEPPmail Cloud Windows,Linux,Android,ARM,32 bit,iOS,MacOS,x86,64 bit 15.0.4.2
Weakness (CWE)
CWESourceDescription
CWE-598 cna CWE-598 Use of GET request method with sensitive query strings
CVSS scores (1)
ScoreSeverityVersionSourceVector
7.5 HIGH 4.0 cna CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/E:U
References (1)
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