Is CVE-2021-21531 being actively exploited?

CVE-2021-21531 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2021-21531?

CVE-2021-21531 has a CVSS 3.1 base score of 8.1 (HIGH).

CVE-2021-21531

HIGH · CVSS 8.1EPSS 0.7%EU EUVD

Dell Unisphere for PowerMax versions prior to 9.2.1.6 contain an Authorization Bypass Vulnerability. A local authenticated malicious user with monitor role may exploit this vulnerability to perform unauthorized actions.

Key facts

CVSS score: 8.1 (v3.1)
Severity: HIGH
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Weakness (CWE): CWE-602
EPSS score: 0.7% (52th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2021-8803)
Published: April 30, 2021
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2021-8803 in the EU Vulnerability Database. Last updated in EUVD on September 17, 2024.

View on the EU Vulnerability Database

Affected products

dell / powermax os
dell / solutions enabler
dell / solutions enabler virtual appliance
dell / unisphere for powermax
dell / unisphere for powermax virtual appliance

Certified products that may be affected

1 FIPS 140 or Common Criteria certified product, from automated matching by sec-certs.org.

Dell EMC™ VMAX® All Flash and PowerMax™ with PowerMaxOS 5978 - Dell EMC - Common Criteria 383-4-447 - archived

References

https://www.dell.com/support/kbdoc/000184565(Vendor Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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