Is micromatch 4.0 vulnerable?
npm · 9 releases from 4.0.0 to 4.0.8 · latest micromatch is 4.0.8 · checked 2 Nov 2026
No known advisories in the last release
micromatch 4.0.8, the last 4.0 release, has no known advisories. 1 advisory affects earlier 4.0.x releases, so update to 4.0.8.
Update within 4.0:
npm install micromatch@4.0.8Fixed within 4.0.x, affecting earlier releases
Regular Expression Denial of Service (ReDoS) in micromatch
- Affected
- <4.0.8
- Fixed in
- 4.0.8
Which of your client projects are still on micromatch 4.0?
NPMscan reads the lockfiles in every GitHub repo you pick, finds the exact micromatch version each one installs, and checks it against these advisories. Each finding comes with the command that fixes it.
Other micromatch versions
Advisory data from OSV.dev (opens OSV.dev in a new tab), which includes the GitHub Advisory Database. Release list from the npm registry. Refreshed daily.