CVE-2026-82277

EUVD-2026-67808
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 35.93%
Common Weakness Enumeration
References
https://github.com/argoproj/argo-rollouts
https://github.com/argoproj/argo-rollouts/blob/4e6a2798688e22868340d9871a3c8d78371f1568/server/server.go
https://github.com/argoproj/argo-rollouts/issues/4747
https://www.vulncheck.com/advisories/argo-rollouts-dashboard-unauthenticated-mutating-operations