CVE-2026-21726

A flaw was found in Loki. A remote attacker can exploit a path traversal vulnerability by using double encoding on the namespace parameter after a single URL decode. This allows the attacker to read arbitrary files at the Ruler API endpoint, leading to information disclosure...

SUSE CVE-2026-21726

The CVE-2021-36156 fix validates the namespace parameter for path traversal sequences after a single URL decode, by double encoding, an attacker can read files at the Ruler API endpoint /loki/api/v1/rules/namespace Thanks to Prasanth Sundararajan for reporting this vulnerability...

CVE-2026-3605

An authenticated user with access to a kvv2 path through a policy containing a glob may be able to delete secrets they were not authorized to read or write, resulting in denial-of-service. This vulnerability did not allow a malicious user to delete secrets across namespaces, nor read any secret...

Linux Distros Unpatched Vulnerability : CVE-2026-21726

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The CVE-2021-36156 fix validates the namespace parameter for path traversal sequences after a single URL decode, by double encoding, an attacker can read files ...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007381)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007381 advisory. In the Linux kernel, the following vulnerability has been resolved: pid: Add a judgment for ns null in pidnrns taskpidnrns ns = taskactivepidnscurrent %NASLMINLEVEL...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007512)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007512 advisory. In the Linux kernel, the following vulnerability has been resolved: ppp: associate skb with a device at tx Syzkaller triggered flow dissector warning with the...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007411)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007411 advisory. In the Linux kernel, the following vulnerability has been resolved: ipvs: Defer ipvsftp unregister during netns cleanup On the netns cleanup path, ipvsftpexit may...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization in the ConfigMap context loader due to missing validation of the namespace value. An attacker can access sensitive data from ConfigMaps in unauthorized namespaces by creating a policy that references another...

Kyverno: Cross-Namespace Read Bypasses RBAC Isolation (CVE-2026-22039 Incomplete Fix)

Summary CVE-2026-22039 fixed cross-namespace privilege escalation in Kyverno's apiCall context by validating the URLPath field. However, the ConfigMap context loader has the identical vulnerability — the configMap.namespace field accepts any namespace with zero validation, allowing a namespace...

GHSA-CVQ5-HHX3-F99P Kyverno: Cross-Namespace Read Bypasses RBAC Isolation (CVE-2026-22039 Incomplete Fix)

Summary CVE-2026-22039 fixed cross-namespace privilege escalation in Kyverno's apiCall context by validating the URLPath field. However, the ConfigMap context loader has the identical vulnerability — the configMap.namespace field accepts any namespace with zero validation, allowing a namespace...

EUVD-2026-23126

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 ...

PT-2026-34843

Name of the Vulnerable Software and Affected Versions Kyverno versions prior to 1.17.2 Description A flaw in the ConfigMap context loader allows for cross-namespace privilege escalation. The configMap.namespace field lacks validation, enabling a namespace administrator to read ConfigMaps from any...

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 ...

CVE-2026-6388 Argocd-image-updater: argocd image updater: cross-namespace privilege escalation via insufficient namespace validation

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 ...

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 ...

CVE-2026-6388 Argocd-image-updater: argocd image updater: cross-namespace privilege escalation via insufficient namespace validation

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 ...

CVE-2026-6388

The CVE describes a vulnerability in ArgoCD Image Updater where a user with rights to create/modify an ImageUpdater in a multi-tenant environment can bypass namespace boundaries due to insufficient validation. This leads to cross-namespace privilege escalation and unauthorized image updates on ap...

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 ...

EUVD-2026-23100

The CVE-2021-36156 fix validates the namespace parameter for path traversal sequences after a single URL decode, by double encoding, an attacker can read files at the Ruler API endpoint /loki/api/v1/rules/namespace Thanks to Prasanth Sundararajan for reporting this vulnerability...

GHSA-497X-RRR9-68JP Grafana Loki Path Traversal - CVE-2021-36156 Bypass

The CVE-2021-36156 fix validates the namespace parameter for path traversal sequences after a single URL decode, by double encoding, an attacker can read files at the Ruler API endpoint /loki/api/v1/rules/namespace Thanks to Prasanth Sundararajan for reporting this vulnerability...