Research
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Shai Hulud Strikes Again (v2)
Another wave of Shai-Hulud campaign has hit npm with more than 500 packages and 700+ versions affected.
By Socket Research Team - Nov 24, 2025
🚨 Shai-Hulud Strikes Again:More than 500 packages and 700+ versions compromised.Technical Analysis →
@kdujs/reactivity-canary
Advanced tools
@kdujs/reactivity
Usage Note
This package is inlined into Global & Browser ESM builds of user-facing renderers (e.g. @kdujs/runtime-dom), but also published as a package that can be used standalone. The standalone build should not be used alongside a pre-bundled build of a user-facing renderer, as they will have different internal storage for reactivity connections. A user-facing renderer should re-export all APIs from this package.
For full exposed APIs, see src/index.ts.
Credits
The implementation of this module is inspired by the following prior art in the JavaScript ecosystem:
Caveats
- Built-in objects are not observed except for
Array,Map,WeakMap,SetandWeakSet.
Keywords
FAQs
@kdujs/reactivity
The npm package @kdujs/reactivity-canary receives a total of 302 weekly downloads. As such, @kdujs/reactivity-canary popularity was classified as not popular.
We found that @kdujs/reactivity-canary demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 1 open source maintainer collaborating on the project.
Package last updated on 17 Nov 2025
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