Improper Initialization in PyTorch - CVE-2025-2149
Published: March 17, 2026
Vulnerability identifier: #VU124048
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-2149
CWE-ID: CWE-665
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: pytorch
Affected software:
PyTorch
PyTorch
Detailed vulnerability description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists in the function nnq_Sigmoid of the component Quantized Sigmoid Module. A local user can run a specially crafted application to execute arbitrary code with escalated privileges on the system.
How to mitigate CVE-2025-2149
Install updates from vendor's website.