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CVE-2026-44848NVD
Vulnerability Summary
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, The Docker plugin management endpoints (/plugins/*) were not registered with a handler, so standard users with endpoint access could call privileged plugin operations — including installing and enabling plugins — directly against the underlying Docker daemon. The vulnerability is exposed when a non-admin Portainer user (Standard User role, or any role granted endpoint-level access) has been given access to a Docker endpoint via Portainer RBAC. This vulnerability is fixed in 2.33.8, 2.39.2, and 2.41.0.
CVSS v4.0 Base Metrics — Score 9.4
Attack VectorNetwork
Attack ComplexityLow
Attack RequirementsNone
Privileges RequiredLow
User InteractionNone
Confidentiality (Vulnerable System)High
Integrity (Vulnerable System)High
Availability (Vulnerable System)High
Confidentiality (Subsequent System)High
Integrity (Subsequent System)High
Availability (Subsequent System)High
Affected & Patched Versions
- github.com/portainer/portainer >= 2.33.0, < 2.33.8
- github.com/portainer/portainer >= 2.39.0, < 2.39.2
- github.com/portainer/portainer >= 2.40.0, < 2.41.0
- github.com/portainer/portainer 2.33.8
- github.com/portainer/portainer 2.39.2
- github.com/portainer/portainer 2.41.0