What is CVE-2026-9223?

CVE-2026-9223 is a medium-severity vulnerability in Devolutions Server, classified under Improper Access Control. CVSS score: 4.3/10. Published 2026-05-22.

How severe is CVE-2026-9223?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Devolutions Server

CVE-2026-9223

Missing authorization in the vault import feature in Devolutions Server 2026.1.16.0 and earlier allows a low-privileged authenticated user to create new vaults via a crafted import request.

Published 2026-05-22 · last modified 2026-07-23.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (15.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 15.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.000

Affected products

Devolutions Server
Devolutions Server — versions 0

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

devolutions.net/security/advisories/DEVO-2026-0013/ (Vendor Advisory)

Frequently asked questions

What is CVE-2026-9223?: CVE-2026-9223 is a medium-severity vulnerability in Devolutions Server, classified under Improper Access Control. CVSS score: 4.3/10. Published 2026-05-22.
How severe is CVE-2026-9223?: Medium severity. CVSS v3 base score is 4.3 out of 10.