CVE-2026-7858
A flaw in Teamwork Cloud and Magic Collaboration Studio allows attackers to run arbitrary code without needing to log in. The issue stems from the software accepting untrusted data and deserializing it, which can be exploited remotely.
No official fix yet. If none appears within 45 days of first tracking, this entry is removed automatically.
Who is affected
Teamwork Cloud (No Magic Release 2022x‑2026x) and Magic Collaboration Studio (CATIA Magic Release 2022x‑2026x). The typical users are enterprises and teams that rely on these collaboration platforms.
Real-world impact
An attacker who exploits this vulnerability can execute any code on the affected server, potentially taking full control, exfiltrating data, or installing malware. Because no authentication is required, the risk is high for all users of the affected versions.
Why this severity
The CVSS score of 9.8 reflects that the vulnerability is exploitable from the network, requires no user interaction, and grants complete compromise of confidentiality, integrity, and availability. The high impact and zero‑auth requirement drive the score to critical.
What to do about it
No official fix or mitigation is documented in the sources yet. Monitor the vendor advisory and apply the patch as soon as it is released.
No fix documented in sources
Timeline
- Jun 1, 2026 · Jun 1, 2026PublishedDisclosed and added to the National Vulnerability Database.
- Jul 22, 2026 · 13d agoAdvisory updatedThe NVD record was last revised.