Is @babel/core 7.3 vulnerable?

npm · 2 releases from 7.3.3 to 7.3.4 · latest @babel/core is 8.1.0 · checked 2 Nov 2026

Yes: 1 known advisory

Yes. @babel/core 7.3.4, the last 7.3 release, is affected by 1 known security advisory (1 low), including CVE-2026-49356. Upgrade to 7.29.6 or later to fix all of them.

Upgrade with:npm install @babel/core@7.29.6

Is your project affected?

Private repo? Upload its lockfile instead, or connect GitHub to check every repo.

Advisories affecting @babel/core 7.3.4

  • LowCVE-2026-49356GHSA-4x5r-pxfx-6jf815 Jun 2026

    @babel/core: Arbitrary File Read via sourceMappingURL Comment

    Affected
    >=8.0.0-alpha.0 <8.0.0-rc.6 · <7.29.6
    Fixed in
    7.29.6, 8.0.0-rc.6

Which of your client projects are still on @babel/core 7.3?

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Other @babel/core 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.