Unintended Proxy or Intermediary ('Confused Deputy')

Overview Affected versions of this package are vulnerable to Unintended Proxy or Intermediary 'Confused Deputy' through the impersonation middleware in pkg/auth/requests/sar/middleware.go and the SAR wiring in pkg/multiclustermanager/routes.go. An authenticated user can gain administrative access...

CVE-2026-17107

A flaw was found in the cluster-proxy service-proxy component used in Red Hat Advanced Cluster Management for Kubernetes RHACM and multicluster-engine MCE. The service-proxy appends impersonation group headers to proxied requests without first removing caller-supplied values, and the spoke...

EUVD-2026-48728

A flaw was found in the cluster-proxy service-proxy component used in Red Hat Advanced Cluster Management for Kubernetes RHACM and multicluster-engine MCE. The service-proxy appends impersonation group headers to proxied requests without first removing caller-supplied values, and the spoke...

CVE-2026-17107

The CVE describes a flaw in the cluster-proxy service-proxy component used by Red Hat Advanced Cluster Management for Kubernetes (RHACM) and multicluster-engine (MCE). The service-proxy appends impersonation group headers to proxied requests without removing caller-supplied values, and the spoke ...

CVE-2026-17107 Cluster-proxy: impersonation-header injection grants cluster-admin on every managed cluster

A flaw was found in the cluster-proxy service-proxy component used in Red Hat Advanced Cluster Management for Kubernetes RHACM and multicluster-engine MCE. The service-proxy appends impersonation group headers to proxied requests without first removing caller-supplied values, and the spoke...

CVE-2026-17107 Cluster-proxy: impersonation-header injection grants cluster-admin on every managed cluster

A flaw was found in the cluster-proxy service-proxy component used in Red Hat Advanced Cluster Management for Kubernetes RHACM and multicluster-engine MCE. The service-proxy appends impersonation group headers to proxied requests without first removing caller-supplied values, and the spoke...

CVE-2026-17107

A flaw was found in the cluster-proxy service-proxy component used in Red Hat Advanced Cluster Management for Kubernetes RHACM and multicluster-engine MCE. The service-proxy appends impersonation group headers to proxied requests without first removing caller-supplied values, and the spoke...

CVE-2026-17107

A flaw was found in the cluster-proxy service-proxy component used in Red Hat Advanced Cluster Management for Kubernetes RHACM and multicluster-engine MCE. The service-proxy appends impersonation group headers to proxied requests without first removing caller-supplied values, and the spoke...

PT-2026-64408

Name of the Vulnerable Software and Affected Versions Red Hat Advanced Cluster Management for Kubernetes RHACM affected versions not specified multicluster-engine MCE affected versions not specified Description A flaw exists in the cluster-proxy service-proxy component. The service-proxy appends...

Gitea Docker image: `REVERSE_PROXY_TRUSTED_PROXIES = *` default lets any source IP impersonate any user via `X-WEBAUTH-USER`

Summary The Gitea Docker images ship an app.ini template that hard-codes: REVERSEPROXYTRUSTEDPROXIES = The documented default for this setting, in custom/conf/app.example.ini, is 127.0.0.0/8,::1/128, i.e. only loopback is trusted. When an admin enables ENABLEREVERSEPROXYAUTHENTICATION = true to p...

CVE-2026-59709

Ghostfolio's PUT /api/v1/portfolio/holding/:dataSource/:symbol/tags endpoint fails to verify Access.permissions field when processing the Impersonation-Id header, allowing read-only access grantees to modify portfolio holding tags. Attackers with valid read-only share tokens can assign or remove...

EUVD-2026-42046

Ghostfolio's PUT /api/v1/portfolio/holding/:dataSource/:symbol/tags endpoint fails to verify Access.permissions field when processing the Impersonation-Id header, allowing read-only access grantees to modify portfolio holding tags. Attackers with valid read-only share tokens can assign or remove...

CVE-2026-59709 Ghostfolio - Unauthorized Portfolio Holding Tag Modification via Missing Permission Check

Ghostfolio's PUT /api/v1/portfolio/holding/:dataSource/:symbol/tags endpoint fails to verify Access.permissions field when processing the Impersonation-Id header, allowing read-only access grantees to modify portfolio holding tags. Attackers with valid read-only share tokens can assign or remove...

CVE-2026-59709 Ghostfolio - Unauthorized Portfolio Holding Tag Modification via Missing Permission Check

Ghostfolio's PUT /api/v1/portfolio/holding/:dataSource/:symbol/tags endpoint fails to verify Access.permissions field when processing the Impersonation-Id header, allowing read-only access grantees to modify portfolio holding tags. Attackers with valid read-only share tokens can assign or remove...

CVE-2026-59709 Ghostfolio - Unauthorized Portfolio Holding Tag Modification via Missing Permission Check

Ghostfolio's PUT /api/v1/portfolio/holding/:dataSource/:symbol/tags endpoint fails to verify Access.permissions field when processing the Impersonation-Id header, allowing read-only access grantees to modify portfolio holding tags. Attackers with valid read-only share tokens can assign or remove...

CVE-2026-59709

Ghostfolio CVE-2026-59709 affects the PUT /api/v1/portfolio/holding/:dataSource/:symbol/tags endpoint. The root cause is a missing verification of Access.permissions when processing the Impersonation-Id header, allowing read-only access grantees to modify portfolio holding tags. Attackers with va...

CVE-2026-59709

Ghostfolio's PUT /api/v1/portfolio/holding/:dataSource/:symbol/tags endpoint fails to verify Access.permissions field when processing the Impersonation-Id header, allowing read-only access grantees to modify portfolio holding tags. Attackers with valid read-only share tokens can assign or remove...

PT-2026-56198

Name of the Vulnerable Software and Affected Versions Ghostfolio affected versions not specified Description An issue exists where the 'PUT /api/v1/portfolio/holding/:dataSource/:symbol/tags' endpoint fails to verify the Access.permissions field when processing the Impersonation-Id header. This...

PT-2022-10547

Name of the Vulnerable Software and Affected Versions SUSE Rancher versions prior to 2.5.10 Description A Improper Access Control issue allows remote attackers to impersonate arbitrary users. This is due to the Steve API proxy not dropping the impersonation header before sending the request to th...