CVE-2026-42183 Argo Workflows: SSO RBAC Delegation Nil Pointer Dereference DoS (gatekeeper.go)

Argo Workflows is an open source container-native workflow engine for orchestrating parallel jobs on Kubernetes. From version 4.0.0 to before version 4.0.5, a nil pointer dereference in server/auth/gatekeeper.go rbacAuthorization causes a panic denial of service for SSO users whose claims match a...

CVE-2026-42183 Argo Workflows: SSO RBAC Delegation Nil Pointer Dereference DoS (gatekeeper.go)

Argo Workflows is an open source container-native workflow engine for orchestrating parallel jobs on Kubernetes. From version 4.0.0 to before version 4.0.5, a nil pointer dereference in server/auth/gatekeeper.go rbacAuthorization causes a panic denial of service for SSO users whose claims match a...

CVE-2026-42183

CVE-2026-42183 affects Argo Workflows (versions 4.0.0–4.0.4) where a nil pointer dereference in server/auth/gatekeeper.go rbacAuthorization() can cause a denial of service for SSO users when SSO_DELEGATE_RBAC_TO_NAMESPACE is true. The issue arises for claims matching a namespace-level RBAC rule b...

CVE-2026-42183 Argo Workflows: SSO RBAC Delegation Nil Pointer Dereference DoS (gatekeeper.go)

Argo Workflows is an open source container-native workflow engine for orchestrating parallel jobs on Kubernetes. From version 4.0.0 to before version 4.0.5, a nil pointer dereference in server/auth/gatekeeper.go rbacAuthorization causes a panic denial of service for SSO users whose claims match a...

Argo Workflows 代码问题漏洞

Argo Workflows is an open-source container-native workflow engine for Kubernetes, part of the Argo project. Versions 4.0.0 to 4.0.5 of Argo Workflows had code vulnerabilities. These vulnerabilities stemmed from a null pointer dereferencing in the rbcAuthorization function in...

GHSA-P4GQ-3VXJ-F4JQ Argo Affected by SSO RBAC Delegation Nil Pointer Dereference DoS (gatekeeper.go)

Summary A nil pointer dereference in server/auth/gatekeeper.go rbacAuthorization causes a panic denial of service for SSO users whose claims match a namespace-level RBAC rule but not an SSO-namespace rule, when SSODELEGATERBACTONAMESPACE=true. Details When getServiceAccountclaims, ssoNamespace...

Argo Affected by SSO RBAC Delegation Nil Pointer Dereference DoS (gatekeeper.go)

Summary A nil pointer dereference in server/auth/gatekeeper.go rbacAuthorization causes a panic denial of service for SSO users whose claims match a namespace-level RBAC rule but not an SSO-namespace rule, when SSODELEGATERBACTONAMESPACE=true. Details When getServiceAccountclaims, ssoNamespace...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference in the rbacAuthorization process in gatekeeper.go when SSO RBAC delegation is enabled and a user's claims match a namespace-level RBAC rule but not an SSO-namespace rule. An attacker can cause the server to pani...

PT-2026-37171

Name of the Vulnerable Software and Affected Versions Argo Workflows versions 4.0.0 through 4.0.4 Description A nil pointer dereference in the rbacAuthorization function within server/auth/gatekeeper.go can lead to a denial of service for SSO users. This occurs when SSO DELEGATE RBAC TO NAMESPACE...

Keycloak 安全漏洞

Keycloak is an open-source identity and access management solution developed by Keycloak itself. Keycloak has a security vulnerability, which stems from the fact that the Account REST API is only partially disabled. Five endpoints remain fully functional, and there is no gatekeeper for...

GHSA-HFVC-G4FC-PQHX vulnerabilities

Vulnerabilities for packages: amazon-cloudwatch-agent, spegel, tempo, vitess, opa, spire-server, docker-cli-buildx, grafana-mimir, harbor, vault-env, external-secrets-operator, loki, melange, tflint, addon-resizer, azuredisk-csi, rancher-system-agent, falcosidekick, pulumi-kubernetes-operator,...

GHSA-HFVC-G4FC-PQHX vulnerabilities

Vulnerabilities for packages: azure-service-operator-fips, seaweedfs-rocksdb-fips, conftest-fips, argo-cd, crossplane-provider-aws-cloudfront-fips, cluster-api-ipam-provider-in-cluster, ceph-csi-operator, cluster-api-azure-controller-fips, crossplane-provider-aws-macie2-fips, envoy-gateway,...

CVE-2026-39883 vulnerabilities

Vulnerabilities for packages: azure-service-operator-fips, seaweedfs-rocksdb-fips, conftest-fips, argo-cd, crossplane-provider-aws-cloudfront-fips, cluster-api-ipam-provider-in-cluster, ceph-csi-operator, cluster-api-azure-controller-fips, crossplane-provider-aws-macie2-fips, envoy-gateway,...

Unspecified vulnerability in Apple macOS Tahoe (CNVD-2026-19043)

Apple macOS Tahoe is an operating system from the American company Apple. Apple macOS Tahoe contains a security vulnerability that can be exploited by attackers to cause an application to bypass Gatekeeper checks...

CVE-2026-20684

A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Tahoe 26.4. An app may bypass Gatekeeper checks...

EUVD-2026-15056

A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Tahoe 26.4. An app may bypass Gatekeeper checks...

CVE-2026-20684

A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Tahoe 26.4. An app may bypass Gatekeeper checks...

CVE-2026-20684

A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Tahoe 26.4. An app may bypass Gatekeeper checks...

CVE-2026-20684

A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Tahoe 26.4. An app may bypass Gatekeeper checks...

CVE-2026-20684

A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Tahoe 26.4. An app may bypass Gatekeeper checks...