GO-2026-5143
Portainer has an endpoint security bypass via Swarm service create/update in github.com/portainer/portainer
Details
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 vulnerability scanners, please suggest an edit to the report.)
The additional affected modules and versions are: github.com/portainer/portainer from v2.33.0 before v2.33.8, from v2.39.0 before v2.39.2, from v2.40.0 before v2.41.0.
Are you affected?
Enter the version of the package you're using.
Affected packages
0 No fixed version published yet for github.com/portainer/portainer (go modules). Pin to a known-safe version or switch to an alternative.
References
- https://github.com/portainer/portainer/security/advisories/GHSA-5fxq-qcf3-244w [ADVISORY]
- https://nvd.nist.gov/vuln/detail/CVE-2026-44849 [ADVISORY]
- https://github.com/portainer/portainer/releases/tag/2.33.8 [WEB]
- https://github.com/portainer/portainer/releases/tag/2.39.2 [WEB]
- https://github.com/portainer/portainer/releases/tag/2.41.0 [WEB]