GO-2026-6784 Argo CD: AppProject destination-namespace and resource restrictions bypassed by PreDelete/PostDelete resource hooks in github.com/argoproj/argo-cd

Argo CD: AppProject destination-namespace and resource restrictions bypassed by PreDelete/PostDelete resource hooks in github.com/argoproj/argo-cd...

Argo CD: AppProject destination-namespace and resource restrictions bypassed by PreDelete/PostDelete resource hooks

Impact Argo CD checks an Application's AppProject before it creates resources during a sync. That check covers destination namespaces and servers, cluster-scoped resource allow and deny lists, and namespaced resource allow and deny lists, including resource names. PreDelete and PostDelete hooks...

GHSA-FMXQ-CGP8-87WP Argo CD: AppProject destination-namespace and resource restrictions bypassed by PreDelete/PostDelete resource hooks

Impact Argo CD checks an Application's AppProject before it creates resources during a sync. That check covers destination namespaces and servers, cluster-scoped resource allow and deny lists, and namespaced resource allow and deny lists, including resource names. PreDelete and PostDelete hooks...

CVE-2026-77459

Argo CD (versions 2.10.0 through 3.3.15 , 3.4.10 , 3.5.4 , and 3.6.0-rc2 ) contains a vulnerability where PreDelete and PostDelete resource hooks bypass AppProject destination and resource authorization checks. While standard synchronization checks for namespaces, servers, and allow/deny lists ar...

CVE-2026-77459: Incorrect Authorization

Argo CD is a declarative, GitOps continuous delivery tool for Kubernetes. From 2.10.0 until 3.3.15, 3.4.10, 3.5.4, and 3.6.0-rc2, Argo CD creates PostDelete resource hooks without applying the AppProject destination and resource authorization checks used during ordinary synchronization. The omitt...

CVE-2026-77459

Argo CD checks an Application's AppProject before it creates resources during a sync. That check covers destination namespaces and servers, cluster-scoped resource allow and deny lists, and namespaced resource allow and deny lists, including resource names. PreDelete and PostDelete hooks skip it...

CVE-2026-70398

A flaw was found in multicloud-integrations, a component of Red Hat Advanced Cluster Management RHACM. This vulnerability allows an authenticated user, referred to as a tenant, to manipulate the GitOpsCluster controller. By exploiting this, a tenant can redirect sensitive spoke cluster bearer...

EUVD-2026-57058

A flaw was found in multicloud-integrations, a component of Red Hat Advanced Cluster Management RHACM. This vulnerability allows an authenticated user, referred to as a tenant, to manipulate the GitOpsCluster controller. By exploiting this, a tenant can redirect sensitive spoke cluster bearer...

CVE-2026-70398

CVE-2026-70398 — Normal mode Affected product/area: Red Hat Advanced Cluster Management (RHACM) with the multicloud-integrations component. The issue lies in the GitOpsCluster controller, where an authenticated tenant can manipulate the argoserver/argosamespace logic to write or redirect spoke cl...

PT-2026-70969

Name of the Vulnerable Software and Affected Versions Red Hat Advanced Cluster Management affected versions not specified Description A flaw in the multicloud-integrations component allows an authenticated tenant to manipulate the GitOpsCluster controller. An attacker can redirect sensitive spoke...

CVE-2026-6388

A flaw was found in ArgoCD Image Updater. This vulnerability allows an attacker, with permissions to create or modify an ImageUpdater resource in a multi-tenant environment, to bypass namespace boundaries. By exploiting insufficient validation, the attacker can trigger unauthorized image updates ...

Insufficient Granularity of Access Control

Overview Affected versions of this package are vulnerable to Insufficient Granularity of Access Control in namespace validation for the ImageUpdater resources. An attacker can perform unauthorized image updates on applications in other namespaces by creating or modifying ImageUpdater resources,...

Insufficient Granularity of Access Control

Overview Affected versions of this package are vulnerable to Insufficient Granularity of Access Control in namespace validation for the ImageUpdater resources. An attacker can perform unauthorized image updates on applications in other namespaces by creating or modifying ImageUpdater resources,...

CVE-2023-50726

A flaw was found in the Argo CD package. An improper validation bug allows users to sync local manifests on app creation, who have create privileges but not override privileges. All other restrictions, including AppProject restrictions, are still enforced. The only restriction that is not enforce...

CVE-2023-22736 argo-cd Controller reconciles apps outside configured namespaces when sharding is enabled

Argo CD is a declarative, GitOps continuous delivery tool for Kubernetes. Versions starting with 2.5.0-rc1 and above, prior to 2.5.8, and version 2.6.0-rc4, are vulnerable to an authorization bypass bug which allows a malicious Argo CD user to deploy Applications outside the configured allowed...