CVE-2026-9592

Sensitive Information Disclosure in HTTP header

State: Published
Severity: 7.5 High
Published: Jul 17, 2026
Updated: Jul 17, 2026
Reserved: May 26, 2026

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.

Scores

CVSS	Score	Vector	Source
4.0	7.5 High	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	NCSC.ch

Weaknesses

CWE-598 Use of GET request method with sensitive query strings

Affected Products

Product	Versions
SEPPmail Secure Email Gateway & SEPPmail CloudSEPPmail	15.0.4.2Not affected

References

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

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