What is CVE-2021-4326?

CVE-2021-4326 is a low-severity vulnerability in Linuxfoundation Zowe. CVSS score: 3.3/10. Published 2023-03-01.

How severe is CVE-2021-4326?

Low severity. CVSS v3 base score is 3.3 out of 10.

Vulnerability in Linuxfoundation Zowe

CVE-2021-4326

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.

Published 2023-03-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (15.4th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 15.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Linuxfoundation Zowe
Open Mainframe Project Zowe — versions 1.16.0, 2.0.0

References

github.com/zowe/imperative/ (Product, product)

Frequently asked questions

What is CVE-2021-4326?: CVE-2021-4326 is a low-severity vulnerability in Linuxfoundation Zowe. CVSS score: 3.3/10. Published 2023-03-01.
How severe is CVE-2021-4326?: Low severity. CVSS v3 base score is 3.3 out of 10.