CVE-2026-44850 Portainer: Bind-mount restriction bypass via HostConfig.Mounts

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. From 2.33.0 to before 2.33.8, 2.39.2, and 2.41.0, Portainer offers an environment-level Disable bind mounts for...

CVE-2026-44850 Portainer: Bind-mount restriction bypass via HostConfig.Mounts

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. From 2.33.0 to before 2.33.8, 2.39.2, and 2.41.0, Portainer offers an environment-level Disable bind mounts for...

CVE-2026-44850 Portainer: Bind-mount restriction bypass via HostConfig.Mounts

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. From 2.33.0 to before 2.33.8, 2.39.2, and 2.41.0, Portainer offers an environment-level Disable bind mounts for...

EUVD-2026-33062

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. From 2.33.0 to before 2.33.8, 2.39.2, and 2.41.0, Portainer offers an environment-level Disable bind mounts for...

CVE-2026-44850

CVE-2026-44850 affects Portainer Community Edition. Affected: Portainer’s container-create proxy used for Docker API operations. Description confirms that a security setting to disable bind mounts for non-administrators could be bypassed by submitting a bind entry under HostConfig.Mounts, since t...

CVE-2026-44850

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. From 2.33.0 to before 2.33.8, 2.39.2, and 2.41.0, Portainer offers an environment-level Disable bind mounts for...

CVE-2026-44882 Portainer: Kubernetes middleware continues after token validation failure, bypassing endpoint authorization

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. From 2.33.0 to before 2.33., Portainer proxies requests to Kubernetes clusters through a middleware layer...

EUVD-2026-33060

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. From 2.33.0 to before 2.33., Portainer proxies requests to Kubernetes clusters through a middleware layer...

CVE-2026-44882 Portainer: Kubernetes middleware continues after token validation failure, bypassing endpoint authorization

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. From 2.33.0 to before 2.33., Portainer proxies requests to Kubernetes clusters through a middleware layer...

CVE-2026-44882 Portainer: Kubernetes middleware continues after token validation failure, bypassing endpoint authorization

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. From 2.33.0 to before 2.33., Portainer proxies requests to Kubernetes clusters through a middleware layer...

CVE-2026-44882

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. From 2.33.0 to before 2.33., Portainer proxies requests to Kubernetes clusters through a middleware layer...

CVE-2026-44882

Portainer’s Kubernetes middleware (kubeClientMiddleware) is affected by CVE-2026-44882. The issue occurs in Portainer CE/EE from 2.33.0 up to before 2.33.8, where security.RetrieveTokenData can return an error and the middleware writes a 403 without returning, allowing execution to continue with ...

EUVD-2026-33059

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. From 2.33.0 to before 2.33.8, 2.39.2, and 2.41.0, Portainer's authentication middleware accepts JWT bearer tokens passed...

CVE-2026-44883 Portainer: JWT accepted in URL query leaks tokens to logs and referers

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. From 2.33.0 to before 2.33.8, 2.39.2, and 2.41.0, Portainer's authentication middleware accepts JWT bearer tokens passed...

CVE-2026-44883

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. From 2.33.0 to before 2.33.8, 2.39.2, and 2.41.0, Portainer's authentication middleware accepts JWT bearer tokens passed...

CVE-2026-44883 Portainer: JWT accepted in URL query leaks tokens to logs and referers

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. From 2.33.0 to before 2.33.8, 2.39.2, and 2.41.0, Portainer's authentication middleware accepts JWT bearer tokens passed...

CVE-2026-44883

Summary: Portainer Community Edition versions 2.33.0–2.33.7.x, 2.39.0–2.39.1.x, and 2.40.x prior to 2.41.0 expose JWTs via the ?token= URL query parameter on any authenticated API endpoint, in addition to the Authorization header. Root cause: The authentication middleware accepted the token from ...

CVE-2026-44883 Portainer: JWT accepted in URL query leaks tokens to logs and referers

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. From 2.33.0 to before 2.33.8, 2.39.2, and 2.41.0, Portainer's authentication middleware accepts JWT bearer tokens passed...

CVE-2026-44884 Portainer: Missing authorization on custom template file endpoint exposes template content

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. From 2.33.0 to before 2.33.8 and 2.39.1, a missing authorization vulnerability in the Custom Template file endpoint GET...

CVE-2026-44884 Portainer: Missing authorization on custom template file endpoint exposes template content

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. From 2.33.0 to before 2.33.8 and 2.39.1, a missing authorization vulnerability in the Custom Template file endpoint GET...