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CVE-2026-4538

MEDIUM CVSS 4.0: 4.8 EPSS 0.02%
Updated Mar 23, 2026
Parameter Value
CVSS 4.8 (MEDIUM)
Type CWE-20 (Improper Input Validation), CWE-502 (Deserialization of Untrusted Data)
Public PoC No

A vulnerability was identified in PyTorch 2.10.0. The affected element is an unknown function of the component pt2 Loading Handler. The manipulation leads to deserialization.

The attack can only be performed from a local environment. The exploit is publicly available and might be used. The project was informed of the problem early through a pull request but has not reacted yet.

Attack Parameters

Attack Vector
Local
Requires local access
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
Low
Partial data modification
Availability
Low
Partial disruption

CVSS Vector v4.0