by Kastro
Paper/Archive/CVE-2026-7858

CVE-2026-7858

Dassault Systèmes Teamwork Cloud - Standard Edition — Deserialization of Untrusted Data vulnerability affecting Teamwork Cloud from No Magic Release 2022x through No Magic Release 2026x and Magic Collaboration Studio from CATIA Magic Release 2022x through CATIA Magic Release 2026x

EPSS 0.5%CVSS 9.8
critical.is priorityof 100
39
CVSS 9.8 (CNA)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 45.6.456 × 209.1No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

A Deserialization of Untrusted Data vulnerability affecting Teamwork Cloud from No Magic Release 2022x through No Magic Release 2026x and Magic Collaboration Studio from CATIA Magic Release 2022x through CATIA Magic Release 2026x could lead to an unauthenticated remote code execution.

Affected

ProductAffectedFixed inSource
Teamwork Cloud - Standard EditionNo Magic Release 2022x Golden – No Magic Release 2022x Refresh2 HF3–CNA
Teamwork Cloud - Standard EditionNo Magic Release 2024x Golden – No Magic Release 2024x Refresh3 HF1–CNA
Teamwork Cloud - Standard EditionNo Magic Release 2026x Golden – No Magic Release 2026x Golden HF2–CNA
Teamwork Cloud - Business EditionNo Magic Release 2022x Golden – No Magic Release 2022x Refresh2 HF3–CNA
Teamwork Cloud - Business EditionNo Magic Release 2024x Golden – No Magic Release 2024x Refresh3 HF1–CNA
Teamwork Cloud - Business EditionNo Magic Release 2026x Golden – No Magic Release 2026x Golden HF2–CNA
Teamwork Cloud - Business Pro EditionNo Magic Release 2022x Golden – No Magic Release 2022x Refresh2 HF3–CNA
Teamwork Cloud - Business Pro EditionNo Magic Release 2024x Golden – No Magic Release 2024x Refresh3 HF1–CNA
Teamwork Cloud - Business Pro EditionNo Magic Release 2026x Golden – No Magic Release 2026x Golden HF2–CNA
Teamwork Cloud - Enterprise EditionNo Magic Release 2022x Golden – No Magic Release 2022x Refresh2 HF3–CNA
Teamwork Cloud - Enterprise EditionNo Magic Release 2024x Golden – No Magic Release 2024x Refresh3 HF1–CNA
Teamwork Cloud - Enterprise EditionNo Magic Release 2026x Golden – No Magic Release 2026x Golden HF2–CNA

Scores by source

3DS (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

ref3ds.com/trust-center/security/security-advisories/cve-2026-7858