CVE-2026-16631CWE-77CWE-78

publint package-manager pack.js child_process.exec os command injection

Medium · published July 22, 2026

CVSS v4.0
4.8
EPSS
1%
Percentile
64.9
In the wild
Unconfirmed
What it is

A vulnerability was detected in publint up to 0.1.4. This impacts the function child_process.exec of the file src/node/pack.js of the component package-manager Command Handler. The manipulation results in os command injection. Attacking locally is a requirement. The exploit is now public and may be used. The patch is identified as adf2d9a09945fc98c85a2520a89f441d78b2dbd8. It is advisable to implement a patch to correct this issue. The project maintainer explains: "I think it's very rare for someone to use this package with untrusted input".

The record
Technical detail
CVSS v4.0
4.8 · MEDIUM
Vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.01083 · 64.9th percentile
Weaknesses
CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection'); CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2026-07-22T23:30Z
EPSS history
Timeline
  • 22 JUL 23:30Z
    publint package-manager pack.js child_process.exec os command injection
    cvelistv5