CVE-2026-71279

Zigbee2MQTT's ExternalJSExtension.getFilePath lib/extension/externalJS.ts joins a parameter received via an MQTT message topic zigbee2mqtt/bridge/request/extension/save into the extensions base path using path.joinbasePath, name with no sanitization. The extension handler only validates that the...

CVE-2026-71279

CVE-2026-71279 : Zigbee2MQTT’s ExternalJSExtension.getFilePath() uses path.join(basePath, name) on a name supplied via MQTT without sanitization. This allows path traversal (e.g., "../../tmp/evil.js") to escape the extensions directory and, after validating the suffix (.js/.mjs/.cjs) and writing ...

CVE-2026-71279 Zigbee2MQTT External JS Extension Path Traversal Leading to Remote Code Execution

Zigbee2MQTT's ExternalJSExtension.getFilePath lib/extension/externalJS.ts joins a parameter received via an MQTT message topic zigbee2mqtt/bridge/request/extension/save into the extensions base path using path.joinbasePath, name with no sanitization. The extension handler only validates that the...

CVE-2026-71279

Zigbee2MQTT's ExternalJSExtension.getFilePath lib/extension/externalJS.ts joins a parameter received via an MQTT message topic zigbee2mqtt/bridge/request/extension/save into the extensions base path using path.joinbasePath, name with no sanitization. The extension handler only validates that the...

CVE-2026-71279 Zigbee2MQTT External JS Extension Path Traversal Leading to Remote Code Execution

Zigbee2MQTT's ExternalJSExtension.getFilePath lib/extension/externalJS.ts joins a parameter received via an MQTT message topic zigbee2mqtt/bridge/request/extension/save into the extensions base path using path.joinbasePath, name with no sanitization. The extension handler only validates that the...

CVE-2026-71279 Zigbee2MQTT External JS Extension Path Traversal Leading to Remote Code Execution

Zigbee2MQTT's ExternalJSExtension.getFilePath lib/extension/externalJS.ts joins a parameter received via an MQTT message topic zigbee2mqtt/bridge/request/extension/save into the extensions base path using path.joinbasePath, name with no sanitization. The extension handler only validates that the...

EUVD-2026-53364

Zigbee2MQTT's ExternalJSExtension.getFilePath lib/extension/externalJS.ts joins a name parameter received via an MQTT message topic zigbee2mqtt/bridge/request/extension/save into the extensions base path using path.joinbasePath, name with no sanitization. Because path.join resolves ../ sequences,...

MAL-2025-5741 Malicious code in zigbee2mqtt.io (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware e185d275e7942dc0c0abd3cbf5b1cba185b969d6d54054fb427fa26369283774 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...