CVE-2026-44181

Jupyter Enterprise Gateway launches remote Jupyter Notebook kernels across distributed clusters like Apache Spark, Kubernetes, and Docker Swarm. In versions 2.0.0rc2 and above, prior to 3.3.0, the environment variables KERNELXXX used during the rendering of the Kubernetes manifest are vulnerable ...

CVE-2026-44182

Jupyter Enterprise Gateway launches remote Jupyter Notebook kernels across distributed clusters like Apache Spark, Kubernetes, and Docker Swarm. In versions prior to 3.3.0, the server interpolates untrusted environment variables e.g., KERNELXXX into Kubernetes manifests without YAML-aware escapin...

CVE-2026-44182

CVE-2026-44182 affects Jupyter Enterprise Gateway before v3.3.0, where untrusted environment variables (KERNEL_XXX) are interpolated into Kubernetes manifests via a Jinja2 template without YAML-aware escaping. This YAML-injection can overwrite keys like securityContext, inject multi-document YAML...

CVE-2026-44182 Jupyter Enterprise Gateway Has Kubernetes Manifest Injection via Jinja2 Template Rendering

Jupyter Enterprise Gateway launches remote Jupyter Notebook kernels across distributed clusters like Apache Spark, Kubernetes, and Docker Swarm. In versions prior to 3.3.0, the server interpolates untrusted environment variables e.g., KERNELXXX into Kubernetes manifests without YAML-aware escapin...

CVE-2026-44182

Jupyter Enterprise Gateway launches remote Jupyter Notebook kernels across distributed clusters like Apache Spark, Kubernetes, and Docker Swarm. In versions prior to 3.3.0, the server interpolates untrusted environment variables e.g., KERNELXXX into Kubernetes manifests without YAML-aware escapin...

CVE-2026-44182 Jupyter Enterprise Gateway Has Kubernetes Manifest Injection via Jinja2 Template Rendering

Jupyter Enterprise Gateway launches remote Jupyter Notebook kernels across distributed clusters like Apache Spark, Kubernetes, and Docker Swarm. In versions prior to 3.3.0, the server interpolates untrusted environment variables e.g., KERNELXXX into Kubernetes manifests without YAML-aware escapin...

CVE-2026-44181 Jupyter Enterprise Gateway: Jinja2 Template Server Side Template Injection results in Remote Code Execution

Jupyter Enterprise Gateway launches remote Jupyter Notebook kernels across distributed clusters like Apache Spark, Kubernetes, and Docker Swarm. In versions 2.0.0rc2 and above, prior to 3.3.0, the environment variables KERNELXXX used during the rendering of the Kubernetes manifest are vulnerable ...

CVE-2026-44181

This CVE (CVE-2026-44181) affects Jupyter Enterprise Gateway (versions 2.0.0rc2–

CVE-2026-44181 Jupyter Enterprise Gateway: Jinja2 Template Server Side Template Injection results in Remote Code Execution

Jupyter Enterprise Gateway launches remote Jupyter Notebook kernels across distributed clusters like Apache Spark, Kubernetes, and Docker Swarm. In versions 2.0.0rc2 and above, prior to 3.3.0, the environment variables KERNELXXX used during the rendering of the Kubernetes manifest are vulnerable ...

CVE-2026-44180

CVE-2026-44180 affects Jupyter Enterprise Gateway: ContainerProcessProxy._enforce_prohibited_ids can be bypassed to run kernels as root by supplying KERNEL_UID/KERNEL_GID values with whitespace. Affected versions: 2.0.0rc1 through

CVE-2026-44180 Jupyter Enterprise Gateway: ContainerProcessProxy._enforce_prohibited_ids can be Bypassed

Jupyter Enterprise Gateway launches remote Jupyter Notebook kernels across distributed clusters like Apache Spark, Kubernetes, and Docker Swarm. Versions 2.0.0rc1 and above prior to 3.3.0 have a prohibited UID and GID feature that by default prevents launching kernels with UID or GID 0 root, and...

CVE-2026-44180 Jupyter Enterprise Gateway: ContainerProcessProxy._enforce_prohibited_ids can be Bypassed

Jupyter Enterprise Gateway launches remote Jupyter Notebook kernels across distributed clusters like Apache Spark, Kubernetes, and Docker Swarm. Versions 2.0.0rc1 and above prior to 3.3.0 have a prohibited UID and GID feature that by default prevents launching kernels with UID or GID 0 root, and...

PYSEC-2026-364 Jupyter Enterprise Gateway: Jinja2 Template Server Side Template Injection resulting in Remote Code Execution

Summary The environment variables KERNELXXX used during the rendering of the Kubernetes manifest are vulnerable to Server Side Template Injection SSTI. By including Jinja2 template expressions it is possible to execution Python code and OS Commands in the Enterprise Gateway service. The code can...

PYSEC-2026-362 Jupyter Enterprise Gateway: Kubernetes Manifest Injection in Jinja2 Template Rendering

Summary The environment variables used during the rendering of the Kubernetes manifest allow YAML injection, enabling attackers to overwrite existing keys like securityContext and inject multi-document YAML to create additional unintended Kubernetes resources. Details The server interpolates...

PYSEC-2026-363 Jupyter Enterprise Gateway: ContainerProcessProxy._enforce_prohibited_ids Bypass

Summary Jupyter Enterprise Gateway has a prohibited UID and GID feature that by default prevents launching kernels with UID or GID 0 root. This can be bypassed. It is possible to launch kernels with a prohibited UID and/or GID by using a specially crafted KERNELUID or KERNELGID value. The feature...

h2o-notebook (>=0.3.0 <=0.4.1) potentially affected by CVE-2026-44182 via jupyter-enterprise-gateway (=3.2.2)

jupyter-enterprise-gateway PYPI version =3.2.2 is affected by a known vulnerability. The following packages have a transitive dependency on jupyter-enterprise-gateway and may be impacted: - h2o-notebook =0.3.0, =0.4.1 Source cves: CVE-2026-44182 Source advisory: OSV:GHSA-CFW7-6C5V-2WJQ...

h2o-notebook (>=0.3.0 <=0.4.1) potentially affected by CVE-2026-44181 via jupyter-enterprise-gateway (=3.2.2)

jupyter-enterprise-gateway PYPI version =3.2.2 is affected by a known vulnerability. The following packages have a transitive dependency on jupyter-enterprise-gateway and may be impacted: - h2o-notebook =0.3.0, =0.4.1 Source cves: CVE-2026-44181 Source advisory: OSV:GHSA-F49J-V924-FX9W...

GHSA-F49J-V924-FX9W Jupyter Enterprise Gateway: Jinja2 Template Server Side Template Injection resulting in Remote Code Execution

Summary The environment variables KERNELXXX used during the rendering of the Kubernetes manifest are vulnerable to Server Side Template Injection SSTI. By including Jinja2 template expressions it is possible to execution Python code and OS Commands in the Enterprise Gateway service. The code can...

h2o-notebook (>=0.3.0 <=0.4.1) potentially affected by CVE-2026-44180 via jupyter-enterprise-gateway (=3.2.2)

jupyter-enterprise-gateway PYPI version =3.2.2 is affected by a known vulnerability. The following packages have a transitive dependency on jupyter-enterprise-gateway and may be impacted: - h2o-notebook =0.3.0, =0.4.1 Source cves: CVE-2026-44180 Source advisory: OSV:GHSA-CHQ7-94J8-CJ28...

Jupyter Enterprise Gateway: ContainerProcessProxy._enforce_prohibited_ids Bypass

Summary Jupyter Enterprise Gateway has a prohibited UID and GID feature that by default prevents launching kernels with UID or GID 0 root. This can be bypassed. It is possible to launch kernels with a prohibited UID and/or GID by using a specially crafted KERNELUID or KERNELGID value. The feature...