Deserialization of Untrusted Data in Magic Collaboration Studio and No Magic - CVE-2026-7858
Published: June 1, 2026
Vulnerability identifier: #VU133114
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2026-7858
CWE-ID: CWE-502
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Dassault Systèmes
Affected software:
Magic Collaboration Studio
No Magic
Magic Collaboration Studio
No Magic
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to insecure input validation when processing serialized data. A remote attacker can pass specially crafted data to the application and execute arbitrary code on the target system.
How to mitigate CVE-2026-7858
Install updates from vendor's website.