CVE-2026-73842: Openchoreo

Critical severity, CVSS 9.0. EPSS: 0.3% chance of exploitation in the next 30 days.

OpenChoreo is a complete, open-source developer platform for Kubernetes. Prior to 1.0.3, 1.1.3, and 1.2.0-rc.2, internal/cluster-gateway/server.go exposed /api/proxy/, /api/exec/, and /api/wirelogs/ on an internal listener without requiring a client certificate or token, allowing any network-reachable caller to read tenant Kubernetes Secrets, mutate workloads, and execute commands across connected data planes. This issue is fixed in versions 1.0.3, 1.1.3, and 1.2.0-rc.2.

Affected products

• Openchoreo Openchoreo: before 1.0.3 (fixed in 1.0.3); from 1.1.0, before 1.1.3 (fixed in 1.1.3); from 1.2.0-rc.1, before 1.2.0-rc.2 (fixed in 1.2.0-rc.2)

Published 2026-08-13. Last modified 2026-09-08.