CVE-2026-44484

CRITICAL

Compromise of PyTorch Lightning PyPi Package Versions

Title source: cna
STIX 2.1

Description

PyTorch Lightning is a deep learning framework to pretrain and finetune AI models. Versions 2.6.2 and 2.6.2 have introduced functionality consistent with a credential harvesting mechanism.

References (1)

Core 1

Scores

CVSS v3 9.8
EPSS 0.0006
EPSS Percentile 19.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-506
Status published
Products (5)
Lightning-AI/pytorch-lightning 2.6.2
Lightning-AI/pytorch-lightning 2.6.3
lightningai/pytorch_lightning 2.6.2
lightningai/pytorch_lightning 2.6.3
pypi/pytorch-lightning PyPI
Published May 14, 2026
Tracked Since May 14, 2026