CVE-2026-42100
HIGHDescription
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.
How to fix
No published remediation has been found for this vulnerability's affected products yet.
Mitigation guidance may be in the linked vendor advisories in the References section below.
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CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploit Intelligence
Moderate risk: more likely to be exploited than 49% of all known CVEs.
References
Related Vulnerabilities
Other CWE-228 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2018-5381 | Medium | 6.5 | 30% | - | Fix |
| CVE-2021-38443 | Medium | 6.6 | 2.1% | - | Fix |
| CVE-2020-27847 | Critical | 9.8 | 1.7% | - | Fix |
| CVE-2021-36199 | Medium | 5.3 | 1.0% | - | - |
| CVE-2024-21612 | High | 7.5 | 0.5% | - | Fix |
| CVE-2024-55594 | Medium | 5.6 | 0.5% | - | Fix |
Common questions
How do I fix CVE-2026-42100?
No published fix for CVE-2026-42100 has been found yet. Check the linked vendor advisories for guidance as it becomes available.
Is CVE-2026-42100 being actively exploited?
Not that we know of. CVE-2026-42100 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.68% is the estimated probability that it will be exploited in the next 30 days. That is higher than 49% of all scored CVEs.
How severe is CVE-2026-42100?
CVE-2026-42100 has a CVSS v3 base score of 7.5, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-06-02.