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js-yaml vulnerabilities

YAML 1.2 parser and serializer
Licenses: MIT
Published: 14 years ago Last updated: 1 months ago Latest version: 4.1.1 Latest non-vulnerable version: 4.1.1
npm
GitHub

Package Health Score

85/100
  • securityNo known security issues
  • popularityKey ecosystem project
  • maintenanceHealthy
  • communitySustainable

Maintenance

HEALTHY

Commit Frequency

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Open Issues
54
Open PR
14
New PRS
1
Last Release
1 months ago
Last Commit
27 days ago
Maintainers
1

Further analysis of the maintenance status of js-yaml based on released npm versions cadence, the repository activity, and other data points determined that its maintenance is Healthy.

We found that js-yaml demonstrates a positive version release cadence with at least one new version released in the past 3 months.

As a healthy sign for on-going project maintenance, we found that the GitHub repository had at least 1 pull request or issue interacted with by the community.

Popularity

KEY ECOSYSTEM PROJECT
Weekly downloads (154.0M)
GitHub Stars
6.5k
Forks
792
Contributors
0

The npm package js-yaml receives a total of 154,038,292 downloads a week. As such, we scored js-yaml popularity level to be Key ecosystem project.

Based on project statistics from the GitHub repository for the npm package js-yaml, we found that it has been starred 6,515 times.

Downloads are calculated as moving averages for a period of the last 12 months, excluding weekends and known missing data points.

Community

SUSTAINABLE
Readme.md
Yes
Contributing.md
No
Code of Conduct
No
Contributors
0
Funding
Yes
LICENSE
MIT

This project has seen only 10 or less contributors.

We found a way for you to contribute to the project! Looks like js-yaml is missing a Code of Conduct.

License

MIT>=0;
Report a new vulnerability Found a mistake?

Direct Vulnerabilities

Known vulnerabilities in the js-yaml package. This does not include vulnerabilities belonging to this package’s dependencies.

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Security

NO KNOWN SECURITY ISSUES
Show only direct vulnerabilities in latest version
No vulnerabilities found

No vulnerabilities found in the latest version

There are 5 total vulnerabilities, but none affect the latest version (4.1.1)

Package versions

74 VERSIONS IN TOTAL See all versions
versionpublisheddirect vulnerabilities
4.1.112 Nov, 2025
  • 0
    C
  • 0
    H
  • 0
    M
  • 0
    L
4.1.014 Apr, 2021
  • 0
    C
  • 0
    H
  • 1
    M
  • 0
    L
4.0.03 Jan, 2021
  • 0
    C
  • 0
    H
  • 1
    M
  • 0
    L
3.14.214 Nov, 2025
  • 0
    C
  • 0
    H
  • 0
    M
  • 0
    L
3.14.17 Dec, 2020
  • 0
    C
  • 0
    H
  • 1
    M
  • 0
    L
3.14.022 May, 2020
  • 0
    C
  • 0
    H
  • 1
    M
  • 0
    L
3.13.15 Apr, 2019
  • 0
    C
  • 0
    H
  • 1
    M
  • 0
    L
3.13.020 Mar, 2019
  • 0
    C
  • 1
    H
  • 1
    M
  • 0
    L
3.12.226 Feb, 2019
  • 0
    C
  • 1
    H
  • 2
    M
  • 0
    L
3.12.15 Jan, 2019
  • 0
    C
  • 1
    H
  • 2
    M
  • 0
    L

js-yaml dependencies

1 IN TOTAL
argparse

js-yaml development dependencies

14 IN TOTAL
nycansimochaeslintrollupshelljsgh-pagesbenchmarkcodemirrorfast-checkrollup-plugin-terser@rollup/plugin-commonjs@rollup/plugin-node-resolverollup-plugin-node-polyfills