CVE-2026-26280

jupyterlab: systeminformation is a System and OS information library for node.js

CVE-2026-26280 is fixed in jupyterlab on 1 platform by DEBIAN-CVE-2026-26280 (version 4.0.11+ds5+~cs11.25.27-1), released February 19, 2026. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.8
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0137
72nd percentile

systeminformation is a System and OS information library for node.js. In versions prior to 5.30.8, a command injection vulnerability in the `wifiNetworks()` function allows an attacker to execute arbitrary OS commands via an unsanitized network interface parameter in the retry code path. In `lib/wifi.js`, the `wifiNetworks()` function sanitizes the `iface` parameter on the initial call (line 437). However, when the initial scan returns empty results, a `setTimeout` retry (lines 440-441) calls `getWifiNetworkListIw(iface)` with the **original unsanitized** `iface` value, which is passed directly to `execSync('iwlist ${iface} scan')`. Any application passing user-controlled input to `si.wifiNetworks()` is vulnerable to arbitrary command execution with the privileges of the Node.js process. Version 5.30.8 fixes the issue.

Where it's fixed

ProductFixed inFixReleased
Linux
jupyterlab · Debian 14 4.0.11+ds5+~cs11.25.27-1 DEBIAN-CVE-2026-26280 Feb 19, 2026

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