NVIDIA Isaac-GR00T secure_server Authentication Bypass Vulnerability

August 20th, 2025
ZDI-25-848 ZDI-CAN-27209

CVE ID

CVE-2025-23296

CVSS Score

7.3 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Affected Vendors

NVIDIA

Affected Products

Isaac-GR00T

Vulnerability Details

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

The specific flaw exists within the secure_server method. The issue results from the lack of authentication prior to allowing access to functionality. An attacker can leverage this vulnerability to bypass authentication on the system.

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/5681

Disclosure Timeline

  • 2025-05-22 - Vulnerability reported to vendor
  • 2025-08-20 - Coordinated public release of advisory
  • 2025-08-20 - Advisory Updated

Credit

Peter Girnus (@gothburz) of Trend Zero Day Initiative

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