CVE-2025-66219
Critical
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.
SeverityCritical
CVSS9.8
Exploit probability—
ProductDontkry Willitmerge
PublishedNov 29, 2025
First seenNov 29, 2025
Weakness typeCWE-77Command injection
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| dontkry willitmerge | v ≤ 0.2.1 | — |
| willitmergenpm | v ≤ 0.2.1 | — |
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