systeminformation has prototype pollution in `networkStats()` via the interface name

影響: npm:systeminformation < 5.33.13 → 5.33.13

networkStats() keeps a per interface cache for computing rx_sec / tx_sec between calls. The cache is a plain JavaScript object and is indexed with the interface name the caller supplied. Passing the name __proto__ makes every cache write land on Object.prototype instead of the cache, polluting every object in the Node.js process. An application is affected if it passes untrusted input as the ifaces argument of si.networkStats() and runs on FreeBSD, OpenBSD or NetBSD. Details The vulnerable code…

在 GitHub Advisory Database 阅读

2026/10/29 06:13，GitHub Advisory Database 发布了“systeminformation has prototype pollution in `networkStats()` via the interface name”（类型：漏洞公告）。严重程度为“中危”（medium）。相关技术：JavaScript / Node.js。CVE：CVE-2026-116674。