CVE-2026-40868 kyverno apicall servicecall implicit bearer token injection leaks kyverno serviceaccount token

Kyverno is a policy engine designed for cloud native platform engineering teams. Prior to 1.16.4, kyverno’s apiCall servicecall helper implicitly injects Authorization: Bearer ... using the kyverno controller serviceaccount token when a policy does not explicitly set an Authorization header...

GHSA-F9G8-6PPC-PQQ4 Kyverno: ServiceAccount token leaked to external servers via apiCall service URL

Summary Kyverno's apiCall feature in ClusterPolicy automatically attaches the admission controller's ServiceAccount token to outgoing HTTP requests. The service URL has no validation — it can point anywhere, including attacker-controlled servers. Since the admission controller SA has permissions ...

Kyverno: ServiceAccount token leaked to external servers via apiCall service URL

Summary Kyverno's apiCall feature in ClusterPolicy automatically attaches the admission controller's ServiceAccount token to outgoing HTTP requests. The service URL has no validation — it can point anywhere, including attacker-controlled servers. Since the admission controller SA has permissions ...

PT-2026-34846

Name of the Vulnerable Software and Affected Versions Kyverno versions prior to 1.18.0 Kyverno versions prior to 1.17.2 Kyverno versions prior to 1.16.4 Description The apiCall feature in ClusterPolicy automatically attaches the admission controller's ServiceAccount token to outgoing HTTP request...

Kyverno APICall SSRF Vulnerability Leading to Multi-Tenant Isolation Breach

Summary Kyverno's APICall feature contains a Server-Side Request Forgery SSRF vulnerability that allows users with Policy creation permissions to access arbitrary internal resources through Kyverno's high-privilege ServiceAccount. In multi-tenant Kubernetes environments, this constitutes a classi...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF in the APICall feature. An attacker can access sensitive internal resources and exfiltrate confidential data by supplying arbitrary URLs to the APICall feature, which are executed with elevated privilege...

Kyverno has unrestricted outbound requests in Kyverno apiCall enabling SSRF

Summary A Server-Side Request Forgery SSRF vulnerability in Kyverno allows authenticated users to induce the admission controller to send arbitrary HTTP requests to attacker-controlled endpoints. When a ClusterPolicy uses apiCall.service.url with variable substitution e.g. request.object.,...

BIT-KYVERNO-2026-22039 Kyverno Cross-Namespace Privilege Escalation via Policy apiCall

Kyverno is a policy engine designed for cloud native platform engineering teams. Versions prior to 1.16.3 and 1.15.3 have a critical authorization boundary bypass in namespaced Kyverno Policy apiCall. The resolved urlPath is executed using the Kyverno admission controller ServiceAccount, with no...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via apiCall. An attacker can gain unauthorized access to sensitive resources and escalate privileges via malicious urlPath values that cause the system to perform Kubernetes API requests outside the...

CVE-2026-22039 Kyverno Cross-Namespace Privilege Escalation via Policy apiCall

Kyverno is a policy engine designed for cloud native platform engineering teams. Versions prior to 1.16.3 and 1.15.3 have a critical authorization boundary bypass in namespaced Kyverno Policy apiCall. The resolved urlPath is executed using the Kyverno admission controller ServiceAccount, with no...

CVE-2026-22039 Kyverno Cross-Namespace Privilege Escalation via Policy apiCall

Kyverno is a policy engine designed for cloud native platform engineering teams. Versions prior to 1.16.3 and 1.15.3 have a critical authorization boundary bypass in namespaced Kyverno Policy apiCall. The resolved urlPath is executed using the Kyverno admission controller ServiceAccount, with no...

CVE-2026-22039 Kyverno Cross-Namespace Privilege Escalation via Policy apiCall

Kyverno is a policy engine designed for cloud native platform engineering teams. Versions prior to 1.16.3 and 1.15.3 have a critical authorization boundary bypass in namespaced Kyverno Policy apiCall. The resolved urlPath is executed using the Kyverno admission controller ServiceAccount, with no...

PT-2026-4953

Name of the Vulnerable Software and Affected Versions Kyverno versions prior to 1.16.3 and 1.15.3 Description Kyverno, a policy engine for cloud native platform engineering teams, contains a critical authorization boundary bypass in namespaced Kyverno Policy apiCall. The resolved urlPath is...

Kyverno code-related vulnerabilities

Kyverno is an open-source policy engine designed for Kubernetes by Kyverno developers. Versions of Kyverno prior to 1.16.3 and 1.15.3 contained code vulnerabilities. These vulnerabilities stemmed from an authorization bypass in the “Kyverno Policy apiCall” namespace, which could lead to...

Colibri Page Builder < 1.0.260 - Import Images, Delete Post, Save Theme Data via CSRF

Description The plugin is vulnerable to Cross-Site Request Forgery due to missing or incorrect nonce validation on the apiCall function, allowing unauthenticated attackers to call a limited set of functions that can be used to import images, delete posts, or save theme data via a forged request...

WordPress Plugin Colibri Page Builder Security Vulnerability

WordPress and WordPress plugin are both products of the WordPress Foundation.WordPress is a blogging platform developed using the PHP language. The platform supports setting up personal blog sites on servers with PHP and MySQL.WordPress plugin is an application plugin. A security vulnerability...

PT-2024-17973 · WordPress · Colibri Page Builder

Name of the Vulnerable Software and Affected Versions: Colibri Page Builder plugin for WordPress versions up to, and including, 1.0.253 Description: The issue is due to missing or incorrect nonce validation on the apiCall function, making it possible for unauthenticated attackers to call a limite...

Microsoft MsMpEng - Multiple Problems Handling ntdll!NtControlChannel Commands

Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1260 MsMpEng includes a full system x86 emulator that is used to execute any untrusted files that look like PE executables. The emulator runs as NT AUTHORITY\SYSTEM and isn't sandboxed. Browsing the list of win32 APIs that the...

Microsoft MsMpEng - Multiple Problems Handling ntdll!NtControlChannel Commands

Microsoft MsMpEng - Multiple Problems Handling ntdll!NtControlChannel Commands Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1260 MsMpEng includes a full system x86 emulator that is used to execute any untrusted files that look like PE executables. The emulator runs as NT...