Advisory Details

December 4th, 2025

NVIDIA Isaac-GR00T TorchSerializer Deserialization of Untrusted Data Remote Code Execution Vulnerability

ZDI-25-1041
ZDI-CAN-27950

CVE ID CVE-2025-33183
CVSS SCORE 9.8, AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AFFECTED VENDORS NVIDIA
AFFECTED PRODUCTS Isaac-GR00T
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of NVIDIA Isaac-GR00T. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the TorchSerializer class. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of root.
ADDITIONAL DETAILS NVIDIA has issued an update to correct this vulnerability. More details can be found at:
https://nvidia.custhelp.com/app/answers/detail/a_id/5725
DISCLOSURE TIMELINE
  • 2025-08-21 - Vulnerability reported to vendor
  • 2025-12-04 - Coordinated public release of advisory
  • 2025-12-04 - Advisory Updated
CREDIT Peter Girnus (@gothburz) of Trend Zero Day Initiative
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