PYSEC-2026-1856 PyTorch Vulnerable to Remote Code Execution via Untrusted Checkpoint Files

Summary A vulnerability in PyTorch's weightsonly unpickler allows an attacker to craft a malicious checkpoint file .pth that, when loaded with torch.load..., weightsonly=True, can corrupt memory and potentially lead to arbitrary code execution. Vulnerability Details The weightsonly=True unpickler...

PyTorch Vulnerable to Remote Code Execution via Untrusted Checkpoint Files

SummaryA vulnerability in PyTorch's weightsonly unpickler allows an attacker to craft a malicious checkpoint file .pth that, when loaded with torch.load..., weightsonly=True, can corrupt memory and potentially lead to arbitrary code execution. Vulnerability DetailsThe weightsonly=True unpickler...

PYSEC-2026-2018 vLLM deserialization vulnerability leading to DoS and potential RCE

Summary A memory corruption vulnerability that leading to a crash denial-of-service and potentially remote code execution RCE exists in vLLM versions 0.10.2 and later, in the Completions API endpoint. When processing user-supplied prompt embeddings, the endpoint loads serialized tensors using...

Picklescan has a missing detection when calling built-in python idlelib.calltip.Calltip

SummaryUsing idlelib.calltip.Calltip.fetchtip, which is a built-in python library function to execute remote pickle file. DetailsThe attack payload executes in the following steps:First, the attacker craft the payload by calling to idlelib.calltip.Calltip.fetchtip function in reduce methodThen wh...

Picklescan is missing detection when calling built-in python ensurepip._run_pip

SummaryUsing ensurepip.runpip function, which is a built-in python library function to execute remote pickle file. DetailsThe attack payload executes in the following steps:First, the attacker craft the payload by calling to ensurepip.runpip function in reduce methodThen when the victim after...

Hugging Face Transformers Regular Expression Denial of Service (ReDoS) vulnerability

A Regular Expression Denial of Service ReDoS vulnerability exists in the Hugging Face Transformers library, specifically in the converttfweightnametoptweightname function. This function, responsible for converting TensorFlow weight names to PyTorch format, uses a regex pattern /^/^// that can be...

PyTorch Improper Resource Shutdown or Release vulnerability

A vulnerability, which was classified as problematic, was found in PyTorch 2.6.0. Affected is the function torch.nn.functional.ctcloss of the file aten/src/ATen/native/LossCTC.cpp. The manipulation leads to denial of service. An attack has to be approached locally. The exploit has been disclosed ...

PYSEC-2026-1970 PyTorch Improper Resource Shutdown or Release vulnerability

A vulnerability, which was classified as problematic, was found in PyTorch 2.6.0. Affected is the function torch.nn.functional.ctcloss of the file aten/src/ATen/native/LossCTC.cpp. The manipulation leads to denial of service. An attack has to be approached locally. The exploit has been disclosed ...

PYSEC-2026-1857 PyTorch Lightning denial of service vulnerability

A vulnerability in lightning-ai/pytorch-lightning version 2.3.2 allows an attacker to cause a denial of service by sending an unexpected POST request to the /api/v1/state endpoint of LightningApp. This issue occurs due to improper handling of unexpected state values, which results in the server...

PyTorch Lightning denial of service vulnerability

A vulnerability in lightning-ai/pytorch-lightning version 2.3.2 allows an attacker to cause a denial of service by sending an unexpected POST request to the /api/v1/state endpoint of LightningApp. This issue occurs due to improper handling of unexpected state values, which results in the server...

MLFlow unsafe deserialization

Deserialization of untrusted data can occur in versions of the MLflow platform running version 0.5.0 or newer, enabling a maliciously uploaded PyTorch model to run arbitrary code on an end user’s system when interacted with...

PYSEC-2026-1660 MLFlow unsafe deserialization

Deserialization of untrusted data can occur in versions of the MLflow platform running version 0.5.0 or newer, enabling a maliciously uploaded PyTorch model to run arbitrary code on an end user’s system when interacted with...

pytorch-vision-classifier (>=0.0.4, <=0.0.8), train-and-deploy (>=0.1.1a0, <=0.1.4) +2 more potentially affected by CVE-2024-1558 via mlflow (1.10.0)

mlflow PYPI version 1.10.0 is affected by a known vulnerability. The following packages have a transitive dependency on mlflow and may be impacted: - pytorch-vision-classifier =0.0.4, =0.1.1a0, =0.4.1, =0.4.2 - waveletai 0.2.4 Source cves: CVE-2024-1558 Source advisory: OSV:PYSEC-2026-1653...

azureml-designer-classic-modules (>=0.0.127, <=0.0.129), azureml-designer-cv-modules (>=0.0.8, <=0.0.10) +17 more potentially affected by CVE-2024-28219 via pillow (7.1.0)

pillow PYPI version 7.1.0 is affected by a known vulnerability. The following packages have a transitive dependency on pillow and may be impacted: - azureml-designer-classic-modules =0.0.127, =0.0.8, =0.0.10, =0.0.7, =0.0.7, =0.0.2, =0.3.1, =0.1.1, =0.0.2, =0.0.1, =0.0.4, =0.0.3, =0.1.0 - qweb...

azureml-designer-classic-modules (>=0.0.127, <=0.0.129), azureml-designer-cv-modules (>=0.0.8, <=0.0.10) +17 more potentially affected by CVE-2023-4863 +1 more via pillow (7.1.0)

pillow PYPI version 7.1.0 is affected by a known vulnerability. The following packages have a transitive dependency on pillow and may be impacted: - azureml-designer-classic-modules =0.0.127, =0.0.8, =0.0.10, =0.0.7, =0.0.7, =0.0.2, =0.3.1, =0.1.1, =0.0.2, =0.0.1, =0.0.4, =0.0.3, =0.1.0 - qweb...

azureml-designer-classic-modules (>=0.0.127, <=0.0.129), azureml-designer-cv-modules (>=0.0.8, <=0.0.10) +17 more potentially affected by CVE-2026-55379 via pillow (7.1.0)

pillow PYPI version 7.1.0 is affected by a known vulnerability. The following packages have a transitive dependency on pillow and may be impacted: - azureml-designer-classic-modules =0.0.127, =0.0.8, =0.0.10, =0.0.7, =0.0.7, =0.0.2, =0.3.1, =0.1.1, =0.0.2, =0.0.1, =0.0.4, =0.0.3, =0.1.0 - qweb...

AZL-92031 CVE-2026-14647 affecting package pytorch for versions less than 2.2.2-16

A weakness has been identified in onnx up to 1.21.x. This vulnerability affects the function convPoolShapeInferenceopset19 of the file onnx/defs/nn/old.cc of the component onnxruntime. This manipulation causes out-of-bounds read. It is possible to initiate the attack remotely. The exploit has bee...

CVE-2025-71342

picklescan before 0.0.30 fails to detect malicious pickle files using idlelib.run.Executive.runcode in reduce methods. Attackers can embed undetected code in pickle files that executes during pickle.load, enabling remote code execution in PyTorch models and supply chain attacks...

CVE-2025-71342 picklescan - Undetected Remote Code Execution via idlelib.run.Executive.runcode

picklescan before 0.0.30 fails to detect malicious pickle files using idlelib.run.Executive.runcode in reduce methods. Attackers can embed undetected code in pickle files that executes during pickle.load, enabling remote code execution in PyTorch models and supply chain attacks...

CVE-2025-71342: Deserialization of Untrusted Data

picklescan before 0.0.30 fails to detect malicious pickle files using idlelib.run.Executive.runcode in reduce methods. Attackers can embed undetected code in pickle files that executes during pickle.load, enabling remote code execution in PyTorch models and supply chain attacks...