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Medium · 6.9 CVE-2025-66219 EUVD-2025-199766GHSA-j9wj-m24m-7jj6

willitmerge has a command Injection vulnerability

Published Nov 29, 2025 · Updated Dec 1, 2025 · Assigned by GitHub_M

Description

willitmerge is a command line tool to check if pull requests are mergeable. In versions 0.2.1 and prior, there is a command Injection vulnerability in willitmerge. The vulnerability manifests in this package due to the use of insecure child process execution API (exec) to which it concatenates user input, whether provided to the command-line flag, or is in user control in the target repository. At time of publication, no known fix is public.

Affected products

VendorProductAffectedFixed
shama willitmerge <= 0.2.1 —

Affected packages

EcosystemPackageAffectedFixedRecord
npm willitmerge <= 0.2.1 — GHSA-j9wj-m24m-7jj6

References