CVE-2021-3190

Name: CVE-2021-3190
Creator: NVD / NIST
Published: 2021-01-26T18:16:28.287+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 5.32%

Last modified Jun 17, 2026

CVE-2021-3190 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The async-git package before 1.13.2 for Node.js allows OS Command Injection via shell metacharacters, as demonstrated by git.reset and git.tag.. EPSS estimates a 5.32% chance of exploitation in the next 30 days.

Description

The async-git package before 1.13.2 for Node.js allows OS Command Injection via shell metacharacters, as demonstrated by git.reset and git.tag.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

5.32%

91.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Async-Git Project	Async-Git	< 1.13.2

References

https://advisory.checkmarx.net/advisory/CX-2021-4772Exploit, Third Party Advisory
https://github.com/omrilotan/async-git/pull/13Third Party Advisory
https://github.com/omrilotan/async-git/pull/13/commits/611823bd97dd41e9e8127c38066868ff9dcfa57aPatch, Third Party Advisory
https://github.com/omrilotan/async-git/pull/13/commits/a5f45f58941006c4cc1699609383b533d9b92c6aPatch, Third Party Advisory
https://github.com/omrilotan/async-git/pull/14Patch, Third Party Advisory
https://advisory.checkmarx.net/advisory/CX-2021-4772Exploit, Third Party Advisory
https://github.com/omrilotan/async-git/pull/13Third Party Advisory
https://github.com/omrilotan/async-git/pull/13/commits/611823bd97dd41e9e8127c38066868ff9dcfa57aPatch, Third Party Advisory
https://github.com/omrilotan/async-git/pull/13/commits/a5f45f58941006c4cc1699609383b533d9b92c6aPatch, Third Party Advisory
https://github.com/omrilotan/async-git/pull/14Patch, Third Party Advisory

Timeline

Published: Jan 26, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-3190?

The async-git package before 1.13.2 for Node.js allows OS Command Injection via shell metacharacters, as demonstrated by git.reset and git.tag.

How severe is CVE-2021-3190?

CVE-2021-3190 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 5.32% probability of exploitation in the next 30 days.

How do I fix CVE-2021-3190?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-3190?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST