CriticalGHSA-4ppq-v2jm-24mc5 Oct · 19 days ago
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Malicious code in css-anchor-pos-fallback (npm).

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Source: amazon-inspector (bd0a6c8e1448ffd9abb3732872ea3d49280a422d49524aaa57d0b89a73812f05) The package advertises itself as a CSS anchor-position polyfill but on require executes an IIFE in thunderboltRegistry.js that runs id , whoami , uname -a , ifconfig / ip addr , and reads /etc/hosts , then POSTs the collected output along with hostname, platform, and Node version via fetch to the hardcoded external endpoint http://dxpoc.gt.tc/callback.php/. The module also exports keys named after Wix thunderbolt internal registries (thunderboltRegistry, siteAssetsRegistry, documentManagementRegistry, e

Timeline

5 Oct
19 daysfrom publication to Patchwire
  1. Published by GitHub malware advisory5 Oct
  2. Seen by Patchwire23 Oct
css-anchor-pos-fallbackNo fix yet