CVE-2025-66219

willitmerge has a command Injection vulnerability

Published Nov 29, 2025 CVSS 4.0 · 6.9 Medium EPSS 2.7% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-j9wj-m24m-7jj6 willitmerge has a Command Injection vulnerability
History
Type Values Removed Values Added
First Time appeared Dontkry
Dontkry willitmerge
CPEs cpe:2.3:a:dontkry:willitmerge:*:*:*:*:*:node.js:*:*
Vendors & Products Dontkry
Dontkry willitmerge
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Willitmerge Project
Willitmerge Project willitmerge
Vendors & Products Willitmerge Project
Willitmerge Project willitmerge
Type Values Removed Values Added
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.
Title willitmerge has a command Injection vulnerability
Weaknesses CWE-77
References
Metrics cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Dec 1, 2025, 7:15 PM
Reserved
Nov 24, 2025, 11:01 PM
Status
Analyzed
Published
Nov 29, 2025, 2:15 AM
Modified
Oct 7, 2026, 8:10 PM