CVE-2026-7858
Awaiting Analysis Awaiting Analysis - Queue
Deserialization Flaw in Teamwork Cloud Allows RCE

Publication date: 2026-06-01

Last updated on: 2026-06-01

Assigner: Dassault Systèmes

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.
CVSS Scores
EPSS Scores
Probability:
Percentile:
Meta Information
Published
2026-06-01
Last Modified
2026-06-01
Generated
2026-06-21
AI Q&A
2026-06-01
EPSS Evaluated
2026-06-20
NVD
CVE-2026-7858
EUVD
EUVD-2026-33583
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
no_magic teamwork_cloud From 2022x (inc) to 2026x (inc)
catia_magic magic_collaboration_studio From 2022x (inc) to 2026x (inc)
Helpful Resources
Exploitability
CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-502 The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.
Attack-Flow Graph
AI Quick Actions
Instant insights powered by AI
Executive Summary

CVE-2026-7858 is a Deserialization of Untrusted Data vulnerability that affects Dassault Systèmes Teamwork Cloud and Magic Collaboration Studio products. This vulnerability exists in releases from 2022x through 2026x.

It allows an attacker to execute remote code without authentication by exploiting the way these products deserialize data that is not trusted.

Impact Analysis

This vulnerability can have a critical impact as it allows unauthenticated remote code execution, meaning an attacker can run arbitrary code on the affected system without needing to log in.

Such an exploit could lead to full system compromise, data theft, data corruption, or disruption of services.

Chat Assistant
Ask questions about this CVE
Hi! I’m here to help you understand CVE-2026-7858. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70
EPSS Chart