The vulnerability of the Portainer container management platform, related to insufficient protection of registration data, allows a malicious actor to gain unauthorized access to protected information.

The vulnerability of the Portainer container management platform is related to insufficient protection of registration data. Exploiting this vulnerability can allow an unauthorized attacker to gain unauthorized access to protected information...

ROS-20260713-73-0002

The vulnerability in Portainer-Ce is related to the incorrect implementation of the authentication algorithm. Exploiting this vulnerability allows an attacker who operates remotely to bypass security restrictions and gain unauthorized access to protected information...

ROS-20260709-73-0029

The vulnerability in portainer-ce is related to a numerical overflow issue. Exploiting this vulnerability could allow an attacker to cause a service failure...

ROS-20260709-73-0028

The vulnerability in Portainer-Ce is related to deficiencies in the authentication process. Exploiting this vulnerability can allow an attacker, operating remotely, to gain unauthorized access to protected information...

ROS-20260709-73-0024

The vulnerability in portainer-ce is related to a numerical overflow issue. Exploiting this vulnerability could allow an attacker to execute arbitrary code...

ROS-20260709-73-0027

The vulnerability in portainer-ce is related to improper storage of permissions. Exploiting this vulnerability can allow an attacker to increase their privileges...

ROS-20260709-73-0026

The vulnerability in Portainer-Ce is related to deficiencies in the authentication process. Exploiting this vulnerability can allow an attacker, operating remotely, to gain unauthorized access to protected information...

ROS-20260709-73-0025

The vulnerability in Portainer-CE is related to the execution of operations outside the buffer in memory. The vulnerability can be exploited remotely...

ROS-20260709-73-0031

The vulnerability in Portainer-CE is related to errors in the certificate validation process. Exploitation of this vulnerability can be carried out remotely...

ROS-20260709-73-0022

The vulnerability in portainer-ce is related to unvalidated array indexing. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of the protected information...

ROS-20260709-73-0030

The vulnerability in Portainer-Ce is related to insufficient protection of registration data. Exploiting this vulnerability can allow an attacker who operates remotely to gain unauthorized access to protected information...

CVE-2026-55761

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. In versions 2.39.0 through 2.39.3 and 2.40.0 until 2.43.0, unauthenticated restore and administrator initialization...

CVE-2026-55761 Portainer: Unauthenticated Restore Endpoint Allows Admin Takeover on Uninitialised Portainer Instances

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. In versions 2.39.0 through 2.39.3 and 2.40.0 until 2.43.0, unauthenticated restore and administrator initialization...

CVE-2026-55761 Portainer: Unauthenticated Restore Endpoint Allows Admin Takeover on Uninitialised Portainer Instances

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. In versions 2.39.0 through 2.39.3 and 2.40.0 until 2.43.0, unauthenticated restore and administrator initialization...

CVE-2026-55761 Portainer: Unauthenticated Restore Endpoint Allows Admin Takeover on Uninitialised Portainer Instances

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. In versions 2.39.0 through 2.39.3 and 2.40.0 until 2.43.0, unauthenticated restore and administrator initialization...

CVE-2026-55761

Portainer Community Edition contains a vulnerability where, in versions 2.39.0–2.39.3 and 2.40.0–2.43.0, unauthenticated restore and administrator initialization endpoints (/api/restore and /api/users/admin/init) remain accessible during the five-minute setup window for uninitialized instances. A...

CVE-2026-55761

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. In versions 2.39.0 through 2.39.3 and 2.40.0 until 2.43.0, unauthenticated restore and administrator initialization...

PT-2026-56482

Name of the Vulnerable Software and Affected Versions Portainer Community Edition versions 2.39.0 through 2.39.3 Portainer Community Edition versions 2.40.0 through 2.42.x Description Unauthenticated access to specific endpoints is possible during the five-minute setup window of uninitialized...

GO-2026-5498 Portainer has a path traversal in backup archive extraction that allows arbitrary file write in github.com/portainer/portainer

Portainer has a path traversal in backup archive extraction that allows arbitrary file write 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-2026-5633 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...