Authentication bypass using an alternate path or channel in Sparx Pro Cloud Server - CVE-2026-42097

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Main Vulnerability Database Vulnerabilities #VU132370

Authentication bypass using an alternate path or channel in Sparx Pro Cloud Server - CVE-2026-42097

Published: May 27, 2026


Vulnerability identifier: #VU132370
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber
CVE-ID: CVE-2026-42097
CWE-ID: CWE-288
Exploitation vector: Remote access
Exploit availability: Public exploit is available
Vendor: Sparx Systems
Affected software:
Sparx Pro Cloud Server

Detailed vulnerability description

The vulnerability allows a remote attacker to bypass authentication.

The vulnerability exists due to improper authentication in the SparxCloudLink.sseap request authentication logic when handling requests without the model query parameter. A remote attacker can omit the model query parameter while supplying the model name in the POST body to bypass authentication.

The issue affects both tls and non-tls ports.


How to mitigate CVE-2026-42097

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Sources