What’s Vulnerable › Vulnerabilities

CVE-2026-82277: Argo Rollouts Dashboard Unauthenticated Mutating Operations

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-28 · updated 2026-09-24
• Weakness: CWE-306

Description

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: through 1.10.0

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

Get alerted when CVE-2026-82277 or the next vulnerability affects your stack