Is CVE-2026-22278 being actively exploited?

CVE-2026-22278 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2026-22278?

CVE-2026-22278 has a CVSS 3.1 base score of 8.1 (HIGH).

CVE-2026-22278

HIGH · CVSS 8.1EPSS 0.4%EU EUVD

Dell PowerScale OneFS versions prior to 9.13.0.0 contains an improper restriction of excessive authentication attempts vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to Unauthorized access.

Key facts

CVSS score: 8.1 (v3.1)
Severity: HIGH
CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-307
EPSS score: 0.4% (33th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2026-3888)
Published: January 22, 2026
NVD last modified: June 17, 2026
Status: Analyzed

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2026-3888 in the EU Vulnerability Database. Last updated in EUVD on February 26, 2026.

View on the EU Vulnerability Database

Affected products

dell / powerscale onefs

Certified products that may be affected

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

Dell PowerScale OneFS v9.5 - Dell Technologies - Common Criteria 620-LSS - active

References

https://www.dell.com/support/kbdoc/en-us/000415586/dsa-2026-049-security-update-for-dell-powerscale-onefs-multiple-vulnerabilities(Vendor Advisory)

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

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