CVE-2021-23356: Arbitrary Command Injection

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2021-03-15 · updated 2026-06-17
Weakness: CWE-78

Description

This affects all versions of package kill-process-by-name. If (attacker-controlled) user input is given, it is possible for an attacker to execute arbitrary commands. This is due to use of the child_process exec function without input sanitization in the index.js file.

Affected products

kill-process-by-name: all versions

References

https://snyk.io/vuln/SNYK-JS-KILLPROCESSBYNAME-1078534
https://snyk.io/vuln/SNYK-JS-KILLPROCESSBYNAME-1078534

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