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npm @metamask-previews/eth-json-rpc-middleware @21.0.0-preview-468843ab

score
0.65 med
flagged 2026-07-20 06:13
signals by category
topology 2

maintainers added:

package profile →

Signals fired

signalweightrationale
topology
dist_tag_anomaly 0.5 dist-tags.latest=21.0.0-preview-468843ab but max published is 23.1.3-preview-1fba5d0b9
mass_publish_burst 0.8 publisher 'metamaskbot' pushed 30 packages in the last 15min on npm

Prior profile (what it deviated from)

{
  "had_install_script": false,
  "maintainers": [
    "metamaskbot",
    "mcmire"
  ],
  "versions": 987
}

Evidence (package doc at flag time)

{
  "dependencies_count": 10,
  "dist": {
    "integrity": "sha512-fMv0YZdqftLDJrTploGcXQxxOBLtTEj6piF0yvxYmf4glhPqQXwrvG56AFgu4/wo+Jmmac4+77buwLUz6K/UGA==",
    "tarball": "https://registry.npmjs.org/@metamask-previews/eth-json-rpc-middleware/-/eth-json-rpc-middleware-21.0.0-preview-468843ab.tgz",
    "unpackedSize": 345052
  },
  "dist-tags": {
    "latest": "21.0.0-preview-468843ab",
    "preview": "23.1.3-preview-4343321"
  },
  "latest_version": "21.0.0-preview-468843ab",
  "maintainers": [
    {
      "email": "metamask-npm@consensys.net",
      "name": "metamaskbot"
    },
    {
      "email": "elliot.winkler@gmail.com",
      "name": "mcmire"
    }
  ],
  "num_versions": 988,
  "repository": {
    "type": "git",
    "url": "https://github.com/MetaMask/core.git"
  },
  "scripts": {
    "build": "ts-bridge --project tsconfig.build.json --verbose --clean --no-references",
    "build:docs": "typedoc",
    "changelog:update": "../../scripts/update-changelog.sh @metamask/eth-json-rpc-middleware --tag-prefix-before-package-rename eth-json-rpc-middleware@ --version-before-package-rename 6.1.0",
    "changelog:validate": "../../scripts/validate-changelog.sh @metamask/eth-json-rpc-middleware --tag-prefix-before-package-rename eth-json-rpc-middleware@ --version-before-package-rename 6.1.0",
    "lint": "yarn lint:eslint && yarn lint:misc --check && yarn lint:dependencies && yarn lint:changelog",
    "lint:changelog": "auto-changelog validate",
    "lint:dependencies": "depcheck",
    "lint:eslint": "eslint . --cache --ext js,ts",
    "lint:fix": "yarn lint:eslint --fix && yarn lint:misc --write && yarn lint:dependencies && yarn lint:changelog",
    "lint:misc": "prettier '**/*.json' '**/*.md' '!CHANGELOG.md' '**/*.yml' '!.yarnrc.yml' --ignore-path .gitignore --no-error-on-unmatched-pattern",
    "publish:preview": "yarn npm publish --tag preview",
    "since-latest-release": "../../scripts/since-latest-release.sh",
    "test": "NODE_OPTIONS=--experimental-vm-modules jest --reporters=jest-silent-reporter",
    "test:clean": "NODE_OPTIONS=--experimental-vm-modules jest --clearCache",
    "test:verbose": "NODE_OPTIONS=--experimental-vm-modules jest --verbose",
    "test:watch": "NODE_OPTIONS=--experimental-vm-modules jest --watch"
  },
  "signal_details": {
    "dist_tag_anomaly": "dist-tags.latest=21.0.0-preview-468843ab but max published is 23.1.3-preview-1fba5d0b9",
    "mass_publish_burst": "publisher 'metamaskbot' pushed 30 packages in the last 15min on npm"
  },
  "time": {
    "created": "2025-10-17T01:27:33.723Z",
    "modified": "2026-07-20T11:13:37.831Z"
  }
}