CVE-2026-42096 Broken Access Control in Sparx Pro Cloud Server

High 8.7 Published 19 May 2026 Updated 19 May 2026

Low-privileged users can execute arbitrary SQL queries due to missing permission checks in Sparx Pro Cloud Server database communications.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-42096?

CVE-2026-42096 is a high-severity missing authorization vulnerability in Sparx Systems Pro Cloud Server, published on 19 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Sparx Pro Cloud Server is vulnerable to Broken Access Control within communication with the database. Due to lack of permission checks, any low privileged user can run arbitrary SQL queries within database user context.

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.

Weakness: CWE-863

Which versions are affected by CVE-2026-42096?

It affects 1 product.

Products include Sparxsystems Pro Cloud Server.

How do I fix CVE-2026-42096?

No fix has been published for CVE-2026-42096 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-42096 being exploited?

There is no known exploitation of CVE-2026-42096 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-544c-gfhm-rwqf.