Deserialization of Untrusted Data

Overview lightning is a Deep Learning framework to train, deploy, and ship AI products Lightning fast. Affected versions of this package are vulnerable to Deserialization of Untrusted Data in the LightningModule.loadfromcheckpoint function. Any workflow that calls this function on an untrusted...

CVE-2026-31221

PyTorch-Lightning versions 2.6.0 and earlier contain an insecure deserialization vulnerability CWE-502 in the checkpoint loading mechanism. The LightningModule.loadfromcheckpoint method, which is commonly used to load saved model states, internally calls torch.load without setting the...

UBUNTU-CVE-2026-31221

PyTorch-Lightning versions 2.6.0 and earlier contain an insecure deserialization vulnerability CWE-502 in the checkpoint loading mechanism. The LightningModule.loadfromcheckpoint method, which is commonly used to load saved model states, internally calls torch.load without setting the...

CVE-2026-31221

PyTorch-Lightning versions 2.6.0 and earlier contain an insecure deserialization vulnerability CWE-502 in the checkpoint loading mechanism. The LightningModule.loadfromcheckpoint method, which is commonly used to load saved model states, internally calls torch.load without setting the...

CVE-2026-31221

PyTorch-Lightning versions 2.6.0 and earlier contain an insecure deserialization vulnerability CWE-502 in the checkpoint loading mechanism. The LightningModule.loadfromcheckpoint method, which is commonly used to load saved model states, internally calls torch.load without setting the...

Pytorch-Lightning 安全漏洞

PyTorch-Lightning is an open-source lightweight PyTorch wrapper developed by Lightning AI in the United States. It is used for high-performance AI research. Versions of PyTorch-Lightning prior to 2.6.0 contain security vulnerabilities. These vulnerabilities stem from the...

CVE-2026-31221

PyTorch-Lightning versions 2.6.0 and earlier contain an insecure deserialization vulnerability CWE-502 in the checkpoint loading mechanism. The LightningModule.loadfromcheckpoint method, which is commonly used to load saved model states, internally calls torch.load without setting the...

CVE-2026-31221

PyTorch-Lightning versions 2.6.0 and earlier contain an insecure deserialization vulnerability (CWE-502) in the checkpoint loading mechanism. The LightningModule.load_from_checkpoint() (and related checkpoint loading paths) call torch.load() without weights_only=True, allowing deserialization of ...

PT-2026-40060

PyTorch-Lightning versions 2.6.0 and earlier contain an insecure deserialization vulnerability CWE-502 in the checkpoint loading mechanism. The LightningModule.load from checkpoint method, which is commonly used to load saved model states, internally calls torch.load without setting the...

Credential Harvesting Functionality

pytorchlightning is vulnerable to credential harvesting functionality. The vulnerability is due to the introduction of functionality in versions 2.6.2 that is consistent with a credential harvesting mechanism, which allows an attacker to capture or misuse sensitive credentials through malicious...

GHSA-W37P-236H-PFX3 Compromise of PyTorch Lightning PyPi Package Versions

Security Advisory: Compromise of PyTorch Lightning PyPI Package Versions Published: 2026-04-30 Last Updated: 2026-05-12 Github Advisory: CVE-2026-44484 We have identified a security incident affecting certain versions of one of our PyPI packages. What happened We have determined that one or more...

Compromise of PyTorch Lightning PyPi Package Versions

Security Advisory: Compromise of PyTorch Lightning PyPI Package Versions Published: 2026-04-30 Last Updated: 2026-05-12 Github Advisory: CVE-2026-44484 We have identified a security incident affecting certain versions of one of our PyPI packages. What happened We have determined that one or more...

PT-2026-38407

Name of the Vulnerable Software and Affected Versions PyTorch Lightning versions 2.6.2 through 2.6.3 Description PyTorch Lightning, a deep learning framework used to pretrain and finetune AI models, contains compromised versions that include malicious code. This code introduces functionality...

Malicious code in lightning (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: kam193 703ac419d775488be137d7e01517d768da0b5581ab63338fb9523f2289f2b92c Versions 2.6.2, 2.6.3 were compromised. Compromised versions contain injected code that starts automatically during importing the module, downloads legitimate...

MAL-2026-3201 Malicious code in lightning (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: kam193 703ac419d775488be137d7e01517d768da0b5581ab63338fb9523f2289f2b92c Versions 2.6.2, 2.6.3 were compromised. Compromised versions contain injected code that starts automatically during importing the module, downloads legitimate...

PyTorch Lightning and Intercom-client Hit in Supply Chain Attacks to Steal Credentials

In yet another software supply chain attack, threat actors have managed to compromise the popular Python package Lightning to push two malicious versions to conduct credential theft. According to Aikido Security, OX Security, Socket, and StepSecurity, the two malicious versions are versions 2.6.2...

aana (>=0.2.1 <=0.2.2.2), adaptive-kmpc-py (>=0.1.0 <=0.1.1) +1046 more potentially affected by CVE-2026-44484 via lightning (>=1.8.6 <=2.6.5)

lightning PYPI version =1.8.6, =0.2.1, =0.1.0, =2.0.0, =1.3.0, =0.2.0, =1.0.1, =2025.4.0, =0.0.0, =0.1.11, =1.8.15, =1.8.17, =1.8.14, =2.2.0 and more Source cves: CVE-2026-44484 Source advisory: SNYK:PYTHON-LIGHTNING-16323121...

Embedded Malicious Code

Overview lightning is a Deep Learning framework to train, deploy, and ship AI products Lightning fast. Affected versions of this package are vulnerable to Embedded Malicious Code that conceals a credential-stealing payload. A malicious actor compromised the package, enabling the attacker to publi...

fl-manager-components-datasets-torch (=0.1.0), fl-manager-components-formatters-pillow (=0.1.0) +11 more potentially affected by CVE-2026-24178 via nvflare (>=2.2.0 <=2.7.1)

nvflare PYPI version =2.2.0, =0.1.0, =0.2.0, =3.1.27, =3.1.27, =3.1.29, =3.1.31 Source cves: CVE-2026-24178 Source advisory: SNYK:PYTHON-NVFLARE-16318747...

SUSE CVE-2026-33611

An operator allowed to use the REST API can cause the Authoritative server to produce invalid HTTPS or SVCB record data, which can in turn cause LMDB database corruption, if using the LMDB backend...