Lodash 4.17.21 has critical vulnerability (CVE-2026-4800).

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Assessment

Difficulty
2/5
Estimated time
1-3 hours
Newbie friendliness
68/100
Issue type
Bug
Clarity
Mostly clear
Activity status
Quiet
Tech stack
nodejs, typescript
Domain
security, tooling

Research direction

Search the repository for lodash 4.17.21 references, including benchmark files, and inspect the package manifests or lockfiles that contain it. Update every occurrence to 4.18.0, then run the repository's test suite and confirm no vulnerable version remains.

Written by the indexing model from the issue text.

Description

the version of the lodash npm module used is 4.17.21 and has a critical vulnerability ([CVE-2026-4800] - https://nvd.nist.gov/vuln/detail/CVE-2026-4800 ) associated with it, and has been fixed in 4.18.0. This package needs to be updated in all places within this package (including benchmarks) in order to resolve the issue.

Dominant language
TypeScript
Stars
1.6k
Forks
449
Avg merge
1d 15h
Merged PRs (30d)
12

Contributor guide

No contributing guide indexed for this repository

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

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