{"id":4723,"date":"2026-09-04T18:46:43","date_gmt":"2026-09-04T10:46:43","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-71279"},"modified":"2026-09-04T18:46:43","modified_gmt":"2026-09-04T10:46:43","slug":"cve-2026-71279","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-71279","title":{"rendered":"CVE-2026-71279 [HIGH] &#8211; Zigbee2MQTT&#8217;s ExternalJSExtension.getFilePath (lib\/extension\/externalJS.ts) joins a parame"},"content":{"rendered":"<p>Zigbee2MQTT&#8217;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.join(basePath, name) with no sanitization. The extension handler only validates that the name ends in .js\/.mjs\/.cjs, writes the file, and then dynamically imports it via Node.js import, achieving remote code execution.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Zigbee2MQTT&#8217;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 pa<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-4723","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/4723","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4723"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4723"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4723"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}