What is CVE-2022-0841?

CVE-2022-0841 is a critical-severity vulnerability in Ljharb Ljharb/npm-Lockfile, classified under OS Command Injection. CVSS score: 9.8/10. Published 2022-03-03.

How severe is CVE-2022-0841?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2022-0841 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

RCE in Ljharb Ljharb/npm-Lockfile

CVE-2022-0841

OS Command Injection in GitHub repository ljharb/npm-lockfile in v2.0.3 and v2.0.4.

Vulnerability class: Command Injection (OS Command Injection)

Published 2022-03-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.025 (84.2th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 84.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000

Affected products

Ljharb Ljharb/npm-Lockfile — versions 2.0.3, 2.0.4
Npm-Lockfile Project — versions 2.0.3, 2.0.4

Weakness classification (CWE)

CWE-78 — OS Command Injection

Public proof-of-concept exploits

SSU-Shook/npm-Dataset

References

huntr.dev/bounties/4f806dc9-2ecd-4e79-997e-5292f1bea9f1 (Exploit, Patch, Third Party Advisory)
github.com/ljharb/npm-lockfile/commit/bfdb84813260f0edbf759f2fde1e8c816c1478b8 (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2022-0841?: CVE-2022-0841 is a critical-severity vulnerability in Ljharb Ljharb/npm-Lockfile, classified under OS Command Injection. CVSS score: 9.8/10. Published 2022-03-03.
How severe is CVE-2022-0841?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2022-0841 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.