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01 Record

CVE-2026-7858

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

CriticalPUBLISHEDCNA: 3DS
CNA base score9.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

02 Description

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

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
  • Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.54% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 45.3% of scored records. A rank, not a probability.
NVD base score
9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Awaiting Analysis. NVD last modified this record on 2026-07-22.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2026-06-01 07:45Z5 MO AGO
Last updated
2026-06-01 13:10Z5 MO AGO
Reserved
2026-05-05
Assigning CNA
3DS
Record state
PUBLISHED
Severity
Critical (CVSS 9.8)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
  • CWE-502Deserialization of Untrusted DataBase
Data version
5.2
Document digest
f7c428c67c93de4deec586f21283ef2936731b7014b42c0476a557abe0654bb0

05 Affected products

VendorProductVersionsPlatforms
Dassault SystèmesTeamwork Cloud - Standard EditionNo Magic Release 2022x Golden to No Magic Release 2022x Refresh2 HF3, No Magic Release 2024x Golden to No Magic Release 2024x Refresh3 HF1, No Magic Release 2026x Golden to No Magic Release 2026x Golden HF2—
Dassault SystèmesTeamwork Cloud - Business EditionNo Magic Release 2022x Golden to No Magic Release 2022x Refresh2 HF3, No Magic Release 2024x Golden to No Magic Release 2024x Refresh3 HF1, No Magic Release 2026x Golden to No Magic Release 2026x Golden HF2—
Dassault SystèmesTeamwork Cloud - Business Pro EditionNo Magic Release 2022x Golden to No Magic Release 2022x Refresh2 HF3, No Magic Release 2024x Golden to No Magic Release 2024x Refresh3 HF1, No Magic Release 2026x Golden to No Magic Release 2026x Golden HF2—
Dassault SystèmesTeamwork Cloud - Enterprise EditionNo Magic Release 2022x Golden to No Magic Release 2022x Refresh2 HF3, No Magic Release 2024x Golden to No Magic Release 2024x Refresh3 HF1, No Magic Release 2026x Golden to No Magic Release 2026x Golden HF2—
Dassault SystèmesMagic Collaboration StudioCATIA Magic Release 2022x Golden to CATIA Magic Release 2022x Refresh2 HF3, CATIA Magic Release 2024x Golden to CATIA Magic Release 2024x Refresh3 HF1, CATIA Magic Release 2026x Golden to CATIA Magic Release 2026x Golden HF2—

06 References