CVE-2021-4326

Name: CVE-2021-4326
Creator: NVD / NIST
Published: 2023-03-01T08:15:10.187+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.26%

Last modified Jun 17, 2026

CVE-2021-4326 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A vulnerability in Imperative framework which allows already-privileged local actors to execute arbitrary shell commands via plugin install/update commands, or maliciously formed environment variables. Impacts Zowe CLI.. EPSS estimates a 0.26% chance of exploitation in the next 30 days.

Description

A vulnerability in Imperative framework which allows already-privileged local actors to execute arbitrary shell commands via plugin install/update commands, or maliciously formed environment variables. Impacts Zowe CLI.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.26%

16.7th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Linuxfoundation	Zowe	>= 1.16.0, < 1.28.2
Linuxfoundation	Zowe	>= 2.0.0, < 2.5.0

References

https://github.com/zowe/imperative/Product
https://github.com/zowe/imperative/Product

Timeline

Published: Mar 1, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-4326?

How severe is CVE-2021-4326?

CVE-2021-4326 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.26% probability of exploitation in the next 30 days.

How do I fix CVE-2021-4326?

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-2021-4326?

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

Scan your code now

Source: NVD / NIST