CVE-2026-4538

MEDIUM

PyTorch pt2 Loading deserialization

Title source: cna
STIX 2.1

Description

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.

Scores

CVSS v3 5.3
EPSS 0.0002
EPSS Percentile 6.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-20 CWE-502
Status published
Products (2)
linuxfoundation/pytorch 2.10.0
n/a/PyTorch 2.10.0
Published Mar 22, 2026
Tracked Since Mar 22, 2026