CVE-2026-9592 - Vulnerability Details - OpenCVE

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.

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact High

Subsequent System Integrity Impact High

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact total

No data.

No data.

No data.

No data.

References

Link	Providers
https://downloads.seppmail.com/extrelnotes/150/ERN15.0.html#remove-login-redirect-to-prevent-disclosure-of-session-token-information

History

Fri, 17 Jul 2026 16:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Fri, 17 Jul 2026 14:15:00 +0000

Type	Values Removed	Values Added
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.
Title		Sensitive Information Disclosure in HTTP header
Weaknesses		CWE-598
References		https://downloads.seppmail.com/extrelnotes/150/ERN15.0.html#remove-login-redirect-to-prevent-disclosure-of-session-token-information
Metrics		cvssV4_0 `{'score': 7.5, 'vector': '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'}`

MITRE

Status: PUBLISHED

Assigner: NCSC.ch

Published: 2026-07-17T13:51:54.486Z

Updated: 2026-07-17T15:24:58.669Z

Reserved: 2026-05-26T13:55:29.125Z

Link: CVE-2026-9592

Vulnrichment

Updated: 2026-07-17T15:24:50.336Z

NVD

No data.

Redhat

No data.

OpenCVE Enrichment

No data.

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