Vulnerability · Published Jul 22, 2026 · Assigned by VulDB
CVE-2026-16631publint package-manager pack.js child_process.exec os command injection
Medium 5.3
In plain English
A medium-severity OS command injection in publint. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 65% of all known vulnerabilities).
Official description
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".
Affected products (as reported)
Weakness: CWE-78, CWE-77 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
References
- VDB-382381 | publint package-manager pack.js child_process.exec os command injection vdb-entry, technical-description
- VDB-382381 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- CVE-2026-16631 | CVE Analysis and Report third-party-advisory
- Submit #860239 | Node.js @publint/pack 0.1.4 OS Command Injection third-party-advisory
- https://github.com/publint/publint/issues/236 exploit, issue-tracking
- https://github.com/publint/publint/pull/238 issue-tracking, patch
- https://github.com/publint/publint/commit/adf2d9a09945fc98c85a2520a89f441d78b2dbd8 patch
- https://github.com/publint/publint/ product