Missing Origin Validation in WebSockets Affecting kanban package, versions <0.1.66
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-JS-KANBAN-17139464
- published3 Jun 2026
- disclosed1 Jun 2026
- creditSagi Layani
Introduced: 1 Jun 2026
CVE-2026-44211 (opens in a new tab)How to fix?
Upgrade kanban to version 0.1.66 or higher.
Overview
kanban is an A kanban foundation for coding agents
Affected versions of this package are vulnerable to Missing Origin Validation in WebSockets due to the lack of enforcement of origin and host policy. An attacker can gain unauthorized access to sensitive data and perform actions on behalf of legitimate users by establishing a cross-origin WebSocket connection.