babeljs

boopathi

hzoo

loganfsmyth

vignesh.shanmugam

babel-helper-flip-expressions

(Experimental) An ambiguous license classifier was found.

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Package version is not a valid semantic version (semver).

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Bad dependency semver

Source files contain bidirectional unicode control characters. This could indicate a Trojan source supply chain attack. See: trojansource.codes for more information.

What are bidirectional unicode control characters?

Bidirectional unicode control characters

This package has multiple bin scripts with the same name.  This can cause non-deterministic behavior when installing or could be a sign of a supply chain attack

What is bin script confusion?

Bin script confusion

Semantic versions published out of chronological order.

What is a chronological version anomaly?

Chronological version anomaly

Project maintainer's SSH key has been compromised.

What is a compromised SSH key?

Compromised SSH key

(Experimental) Copyleft license information was found

What do I need to know about license files?

Copyleft License

Contains a Critical Common Vulnerability and Exposure (CVE).

What is a critical CVE?

Title

Critical CVE

Contains a high severity Common Vulnerability and Exposure (CVE).

What is a CVE?

High CVE

Uses debug, reflection and dynamic code execution features.

What is debug access?

Debug access

The maintainer of the package marked it as deprecated. This could indicate that a single version should not be used, or that the package is no longer maintained and any new vulnerabilities will not be fixed.

What is a deprecated package?

Deprecated

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What is a deprecated SPDX exception?

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Deprecated license

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Possible typosquat attack

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Dynamic require

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Empty package

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Name

Extraneous dependency

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File dependency

Accesses the file system, and could potentially read sensitive data.

What is filesystem access?

Filesystem access

Package has a dependency with a floating version range.  This can cause issues if the dependency publishes a new major version.

What are floating dependencies?

Floating dependency

Contains a dependency which resolves to a remote git URL. Dependencies fetched from git URLs are not immutable can be used to inject untrusted code or reduce the likelihood of a reproducible install.

What are git dependencies?

Git dependency

Contains a dependency which resolves to a GitHub URL. Dependencies fetched from GitHub specifiers are not immutable can be used to inject untrusted code or reduce the likelihood of a reproducible install.

What are GitHub dependencies?

GitHub dependency

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What's wrong with native code?

Native code

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What are high entropy strings?

High entropy strings

Contains unicode homoglyphs which can be used in supply chain confusion attacks.

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Unicode homoglyphs

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HTTP dependency

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Install scripts

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What are invisible characters?

Invisible chars

(Experimental) Package license has recently changed.

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Long strings

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Major refactor

This package is malware. We have asked the package registry to remove it.

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Known malware

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Manifest confusion

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Medium CVE

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What is a mild CVE?

Low CVE

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Minified code

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Modified license

What is network access?

Network access

A new npm collaborator published a version of the package for the first time. New collaborators are usually benign additions to a project, but do indicate a change to the security surface area of a package.

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New author

Package does not specify a list of contributors or an author in package.json.

Why is contributor and author data important?

No contributors or author data

Package does not have a linked bug tracker in package.json.

Why are bug trackers important?

No bug tracker

(Experimental) License information could not be found

No License Found

Package does not have a README. This may indicate a failed publish or a low quality package.

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No README

Package does not have a linked source code repository. Without this field, a package will have no reference to the location of the source code use to generate the package.

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No repository

Package does not have any tests. This is a strong signal of a poorly maintained or low quality package.

What does no tests mean?

No tests

Package is not semver >=1. This means it is not stable and does not support ^ ranges.

		{
		"name": "babel-helper-flip-expressions",
		"version": "0.5.0-alpha.b4285271",
		"version": "0.5.0-alpha.b5637c57",
		"description": "",
		@@ -5,0 +5,0 @@ "keywords": [

		@@ -6,3 +6,3 @@ # babel-helper-flip-expressions
		```sh
		npm install babel-helper-flip-expressions
		npm install babel-helper-flip-expressions --save-dev
		```

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