Input validation error in Sparx Pro Cloud Server - CVE-2026-42100

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Main Vulnerability Database Vulnerabilities #VU132373

Input validation error in Sparx Pro Cloud Server - CVE-2026-42100

Published: May 27, 2026


Vulnerability identifier: #VU132373
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-42100
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Sparx Systems
Affected software:
Sparx Pro Cloud Server

Detailed vulnerability description

The vulnerability allows a remote attacker to cause a denial of service.

The vulnerability exists due to improper input validation in the /SparxCloudLink.sseap endpoint when parsing SQL queries containing an unterminated escape sequence. A remote attacker can send a specially crafted SQL query to cause a denial of service.

The service terminates unexpectedly when an escape sequence starts with an opening curly brace without a matching closing brace.


How to mitigate CVE-2026-42100

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

Sources