CVE-2025-3121: A vulnerability classified as problematic has been found in PyTorch 2.6.0. Affected is the function torch.jit.jit_module
lowvulnerability
security
Summary
CVE-2025-3121 is a memory corruption vulnerability (where a program accidentally writes data to wrong memory locations) found in PyTorch 2.6.0, specifically in the torch.jit.jit_module_from_flatbuffer function. An attacker with local access (meaning they can run code on the same computer) could exploit this vulnerability, and the exploit details have been publicly disclosed.
Vulnerability Details
CVSS Score
3.3(low)
EPSS (30-day exploit probability)
EPSS: 0.1%
Classification
Attack SophisticationModerate
Impact (CIA+S)
availability
AI Component TargetedFramework
Affected Vendors
Original source: https://nvd.nist.gov/vuln/detail/CVE-2025-3121
First tracked: February 15, 2026 at 08:37 PM
Classified by LLM (prompt v3) · confidence: 85%