CVE-2026-82277: Argoproj Argo-Rollouts

Critical severity, CVSS 9.8. EPSS: 0.8% chance of exploitation in the next 30 days.

Argo Rollouts dashboard through 1.10.0 binds to all interfaces and exposes mutating Rollout operations without authentication, authorization, or CSRF protection. Attackers on the same network can invoke PromoteRollout, AbortRollout, RestartRollout, SetRolloutImage, UndoRollout, and RetryRollout operations across all namespaces accessible to the operator's kubeconfig.

Affected products

• Argoproj Argo-Rollouts: up to and including 1.10.0

Published 2026-08-28. Last modified 2026-09-24.