CVE-2026-42100 json
DoS in Sparx Pro Cloud Server
published 2026-05-19 5 mo ago modified 2026-10-26 13 d ago also EUVD-2026-30932
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.7%
- EPSS 0.7% chance of exploitation in 30 days, percentile 52%
- public exploits
- 0
- none known
Summary
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.
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 5 mo ago
Exploit prediction
0.68% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- sploit.tech https://sploit.tech/2026/05/19/Sparx-Enterprise-Architect-PCS.html referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 7.1 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N |
| CNA | 4.0 | 7.1 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Affected products
- Sparx Systems Pro Cloud Server
Classification
- Weakness
-
- CWE-228 Improper Handling of Syntactically Invalid Structure
References
-
sploit.tech
/2026/05/19/Sparx-Enterprise-Architect-PCS.html
technical-description, exploit, third-party-advisory
-
cert.pl
/en/posts/2026/05/CVE-2026-42096
third-party-advisory
-
sparxsystems.com
/products/procloudserver/
product
-
efigo.pl
/blog/CVE-2026-42096/
third-party-advisory
Sources
- CVE List CVE-2026-42100
- NVD CVE-2026-42100
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