CVE-2026-42100

High

Description

Improper Handling of Syntactically Invalid Structure in Sparx Pro Cloud Server allows Denial of Service (DoS) attack to be executed by sending an specially crafted SQL query. This causes the Pro Cloud Server service to terminate unexpectedly.  The vendor was notified early about this vulnerability, but didn't respond with the details of vulnerability or vulnerable version range. Only version 6.1 (build 167) and below were tested and confirmed as vulnerable, other versions were not tested and might also be vulnerable.

SeverityHigh
CVSS7.5
Exploit probability—
ProductSparxsystems Pro Cloud Server
PublishedMay 19, 2026
First seenMay 19, 2026
Weakness typeCWE-228CWE-228

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
sparxsystems pro_cloud_serverv ≤ 6.1.167—

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