# CVE-2021-21594

## Summary

- **CVE ID:** CVE-2021-21594
- **Severity:** HIGH
- **CVSS Score:** 8.2 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H)
- **CWE:** CWE-598
- **Published:** Aug 16, 2021
- **Last Modified:** Mar 13, 2026

## Description

Dell PowerScale OneFS versions 8.2.2 - 9.1.0.x contain a use of get request method with sensitive query strings vulnerability. It can lead to potential disclosure of sensitive data. Dell recommends upgrading at your earliest opportunity.

## Affected Products

- Dell — PowerScale OneFS (8.2.2 - 9.1.0.x)

## References

- [CNA](https://www.dell.com/support/kbdoc/000190408)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.81%
- **EPSS Percentile:** 55.1

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._