9.8
CRITICAL CVSS 3.1
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
Description

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.

INFO

Published Date :

June 1, 2026, 9:16 a.m.

Last Modified :

July 22, 2026, 7:10 a.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-7858 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 134c704f-9b21-4f2e-91b3-4a467353bcc0
CVSS 3.1 CRITICAL f5a594e6-46a7-4e60-8a08-0a786e70e433
CVSS 3.1 CRITICAL [email protected]
Solution
Update the software to a version that addresses the deserialization vulnerability to prevent remote code execution.
  • Update Teamwork Cloud to a secure version.
  • Update Magic Collaboration Studio to a secure version.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-7858.

URL Resource
https://www.3ds.com/trust-center/security/security-advisories/cve-2026-7858
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-7858 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-7858 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-7858 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-7858 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Translated by [email protected]

    Jul. 22, 2026

    Action Type Old Value New Value
    Added Translation Title: Dassault Systèmes, Description: Una vulnerabilidad de deserialización de datos no confiables que afecta a Teamwork Cloud desde No Magic Release 2022x hasta No Magic Release 2026x y a Magic Collaboration Studio desde CATIA Magic Release 2022x hasta CATIA Magic Release 2026x podría conducir a una ejecución remota de código no autenticada.
  • CVE Modified by [email protected]

    Jun. 17, 2026

    Action Type Old Value New Value
    Added Affected [{'vendor': 'Dassault Systèmes', 'product': 'Teamwork Cloud - Standard Edition', 'versions': [{'status': 'affected', 'version': 'No Magic Release 2022x Golden', 'versionType': 'custom', 'lessThanOrEqual': 'No Magic Release 2022x Refresh2 HF3'}, {'status': 'affected', 'version': 'No Magic Release 2024x Golden', 'versionType': 'custom', 'lessThanOrEqual': 'No Magic Release 2024x Refresh3 HF1'}, {'status': 'affected', 'version': 'No Magic Release 2026x Golden', 'versionType': 'custom', 'lessThanOrEqual': 'No Magic Release 2026x Golden HF2'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Dassault Systèmes', 'product': 'Teamwork Cloud - Business Edition', 'versions': [{'status': 'affected', 'version': 'No Magic Release 2022x Golden', 'versionType': 'custom', 'lessThanOrEqual': 'No Magic Release 2022x Refresh2 HF3'}, {'status': 'affected', 'version': 'No Magic Release 2024x Golden', 'versionType': 'custom', 'lessThanOrEqual': 'No Magic Release 2024x Refresh3 HF1'}, {'status': 'affected', 'version': 'No Magic Release 2026x Golden', 'versionType': 'custom', 'lessThanOrEqual': 'No Magic Release 2026x Golden HF2'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Dassault Systèmes', 'product': 'Teamwork Cloud - Business Pro Edition', 'versions': [{'status': 'affected', 'version': 'No Magic Release 2022x Golden', 'versionType': 'custom', 'lessThanOrEqual': 'No Magic Release 2022x Refresh2 HF3'}, {'status': 'affected', 'version': 'No Magic Release 2024x Golden', 'versionType': 'custom', 'lessThanOrEqual': 'No Magic Release 2024x Refresh3 HF1'}, {'status': 'affected', 'version': 'No Magic Release 2026x Golden', 'versionType': 'custom', 'lessThanOrEqual': 'No Magic Release 2026x Golden HF2'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Dassault Systèmes', 'product': 'Teamwork Cloud - Enterprise Edition', 'versions': [{'status': 'affected', 'version': 'No Magic Release 2022x Golden', 'versionType': 'custom', 'lessThanOrEqual': 'No Magic Release 2022x Refresh2 HF3'}, {'status': 'affected', 'version': 'No Magic Release 2024x Golden', 'versionType': 'custom', 'lessThanOrEqual': 'No Magic Release 2024x Refresh3 HF1'}, {'status': 'affected', 'version': 'No Magic Release 2026x Golden', 'versionType': 'custom', 'lessThanOrEqual': 'No Magic Release 2026x Golden HF2'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Dassault Systèmes', 'product': 'Magic Collaboration Studio', 'versions': [{'status': 'affected', 'version': 'CATIA Magic Release 2022x Golden', 'versionType': 'custom', 'lessThanOrEqual': 'CATIA Magic Release 2022x Refresh2 HF3'}, {'status': 'affected', 'version': 'CATIA Magic Release 2024x Golden', 'versionType': 'custom', 'lessThanOrEqual': 'CATIA Magic Release 2024x Refresh3 HF1'}, {'status': 'affected', 'version': 'CATIA Magic Release 2026x Golden', 'versionType': 'custom', 'lessThanOrEqual': 'CATIA Magic Release 2026x Golden HF2'}], 'defaultStatus': 'unaffected'}]
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Jun. 17, 2026

    Action Type Old Value New Value
    Added SSVC {'id': 'CVE-2026-7858', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'yes'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-06-01T13:10:19.818378Z'}
  • New CVE Received by [email protected]

    Jun. 01, 2026

    Action Type Old Value New Value
    Added Description 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.
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Added CWE CWE-502
    Added Reference https://www.3ds.com/trust-center/security/security-advisories/cve-2026-7858
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.