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SCA: security update for github.com/portainer/portainer (GHSA-rrmm-9v76-h3p4)

critical Tenable Cloud Security Plugin ID 441866

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - 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. (CVE-2026-44848)

Solution

Update the github.com/portainer/portainer library and its related packages to version 2.33.8 or later.

See Also

https://github.com/advisories/GHSA-rrmm-9v76-h3p4

Plugin Details

Severity: Critical

ID: 441866

Version: Revision 1.8

Type: Local

Family: SCA Checks

Published: 5/14/2026

Updated: 7/2/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 57.93

Vendor

Vendor Severity: Critical

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 7

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

CVSS Score Source: CVE-2026-44848

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

CVSS v4

Risk Factor: Critical

Base Score: 9.4

Threat Score: 8.6

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

Vulnerability Information

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/14/2026

Vulnerability Publication Date: 5/14/2026

Reference Information

CVE: CVE-2026-44848

cwe: CWE-862