All vulnerabilities

Servers and applications

GHSA-9gxj-xvxm-77rj

Arbitrary host file read by standard user via Compose configs/secrets

Severity
Critical 9.4
Published
8 Oct 2026
Last changed
8 Oct 2026
Added to UpHeron
3 Nov 2026
Fixed in
2.45.2
Sources
Project advisories (GitHub)

Affected software

SoftwareAffected versions
PortainerServers and applications · github:portainer/portainer
  • From 2.39.0 up to 2.39.8
  • From 2.40.0 before 2.45.2

References