CVE-2026-40886

A flaw was found in Argo Workflows, an open-source system for managing tasks in Kubernetes. An attacker with appropriate permissions can trigger a system-wide crash by submitting a specially crafted workflow pod with a malformed annotation. This vulnerability leads to a persistent Denial of Servi...

Improper Validation of Array Index

Overview Affected versions of this package are vulnerable to Improper Validation of Array Index in the podGCFromPod function when parsing the workflows.argoproj.io/pod-gc-strategy annotation. An attacker can cause the controller process to crash and enter a persistent crash loop by creating a...