CVE-2021-3557: Argoproj Argo Cd

Medium severity, CVSS 6.5. EPSS: 0.8% chance of exploitation in the next 30 days.

A flaw was found in argocd. Any unprivileged user is able to deploy argocd in their namespace and with the created ServiceAccount argocd-argocd-server, the unprivileged user is able to read all resources of the cluster including all secrets which might enable privilege escalations. The highest threat from this vulnerability is to data confidentiality.

Affected products

• Argoproj Argo Cd: before 1.1.1 (fixed in 1.1.1)
• Red Hat Openshift Gitops: version 1.1 only

Published 2022-02-16. Last modified 2026-06-17.