What is CVE-2026-22266?

CVE-2026-22266 is a medium-severity vulnerability in Dell Powerprotect Data Manager, classified under CWE-146. CVSS score: 4.7/10. Published 2026-02-19.

How severe is CVE-2026-22266?

Medium severity. CVSS v3 base score is 4.7 out of 10.

Vulnerability in Dell Powerprotect Data Manager

CVE-2026-22266

Dell PowerProtect Data Manager, version(s) prior to 19.22, contain(s) an Improper Verification of Source of a Communication Channel vulnerability in the REST API. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to protection mechanism bypass.

Published 2026-02-19 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.003 (18.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 18.9% 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

Weakness classification (CWE)

CWE-146

References

www.dell.com/support/kbdoc/en-us/000429778/dsa-2026-046-security-update-for-del… (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2026-22266?: CVE-2026-22266 is a medium-severity vulnerability in Dell Powerprotect Data Manager, classified under CWE-146. CVSS score: 4.7/10. Published 2026-02-19.
How severe is CVE-2026-22266?: Medium severity. CVSS v3 base score is 4.7 out of 10.