Portainer customTemplateFile XSS

The vulnerability of the Portainer container management platform’s customTemplateFile function is related to deficiencies in the authentication process. Exploiting this vulnerability could allow an attacker to gain unauthorized access to protected information...

GO-2026-5633 Portainer Has an Arbitrary File Read via Git Symlink Injection in Stack Auto-Update in github.com/portainer/portainer

Portainer Has an Arbitrary File Read via Git Symlink Injection in Stack Auto-Update in github.com/portainer/portainer. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing false-positive...

GO-2026-5639 Portainer missing authorization on Docker plugin endpoints, which allows host RCE in github.com/portainer/portainer

Portainer missing authorization on Docker plugin endpoints, which allows host RCE in github.com/portainer/portainer. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing false-positive...

GO-2026-5480 Portainer: JWT accepted in URL query leaks tokens to logs and referers in github.com/portainer/portainer

Portainer: JWT accepted in URL query leaks tokens to logs and referers in github.com/portainer/portainer. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing false-positive reports from...

GO-2026-5505 Portainer's Kubernetes middleware continues after token validation failure, bypassing endpoint authorization in github.com/portainer/portainer

Portainer's Kubernetes middleware continues after token validation failure, bypassing endpoint authorization in github.com/portainer/portainer. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is...

GO-2026-5333 Portainer missing authorization on custom template file endpoint, which exposes template content in github.com/portainer/portainer

Portainer missing authorization on custom template file endpoint, which exposes template content in github.com/portainer/portainer. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing...

GO-2026-5217 Portainer has a bind-mount restriction bypass via HostConfig.Mounts in github.com/portainer/portainer

Portainer has a bind-mount restriction bypass via HostConfig.Mounts in github.com/portainer/portainer. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing false-positive reports from...

GO-2026-5143 Portainer has an endpoint security bypass via Swarm service create/update in github.com/portainer/portainer

Portainer has an endpoint security bypass via Swarm service create/update in github.com/portainer/portainer. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing false-positive reports from...

Portainer Information Disclosure

The vulnerability of the Portainer container management platform is related to the disclosure of information through query strings. Exploiting this vulnerability could allow an attacker operating remotely to gain unauthorized access to protected information...

Portainer Docker API Privilege Escalation

The vulnerability of the Docker API for container management platforms, such as Portainer, is related to deficiencies in the authentication process. Exploiting this vulnerability allows a malicious actor to enhance their privileges and execute arbitrary code remotely...

Portainer Unauthorized Access

The vulnerability of Docker Swarm’s orchestration tool, the Portainer container management platform, is related to deficiencies in the authentication process. Exploiting this vulnerability could allow a malicious actor, operating remotely, to gain unauthorized access to protected information...

Portainer Service Data Unauthorized Access

The vulnerability of the Portainer container management platform lies in the lack of protection for service data when processing symbolic links. Exploiting this vulnerability can allow an attacker operating remotely to gain unauthorized access to protected information...

Portainer Decorate Container Creation Operation Data Access Modification

The vulnerability of the decorateContainerCreationOperation function in the Portainer container management platform is related to deficiencies in the authentication process. Exploiting this vulnerability could allow a malicious actor to gain access to read and modify data remotely...

PT-2026-50251

Name of the Vulnerable Software and Affected Versions Trivy versions prior to 0.71.1 Description Trivy improperly trusts the org.opencontainers.image.title annotation in an OCI artifact manifest, using it as the destination filename when downloading content without proper validation or...

Exploit for Exposure of Sensitive Information to an Unauthorized Actor in Portainer

CVE-2026-44881 — Portainer Git Symlink → Arbitrary Host File R...

Portainer RetrieveTokenData Privilege Escalation

The vulnerability of the RetrieveTokenData function in the Portainer container management platform is related to access control deficiencies. Exploiting this vulnerability could allow a malicious actor to enhance their privileges remotely...

CVE-2026-44885

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, Portainer's backup restore feature accepts a .tar.gz archive and extracts it to a target...

CVE-2026-44884

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-2026-44850

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-2026-44849

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 enforces seven EndpointSecuritySettings restrictions that...