Review reviewHigh

CVE-2026-17568

Devolutions Server, devolutions server

Improper access control in the role membership management endpoint in Devolutions Server allows an authenticated non-administrative user holding the user-group membership management permission to escalate privileges to administrator via a crafted API request. This issue affects : * Devolutions Server 2026.2.4.0 through 2026.2.12.0 * Devolutions Server 2026.1.23.0 and earlier

CVSS: 8.8
EPSS: 0.23%
CISA KEV: Not listed
Published: 2026.07.28

PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV

Exploit probability0.23%

Technical severityCVSS 8.8

Vulnerability overview

Affected product and versions

Product: Devolutions Server, devolutions server
Affected versions: < 2026.1.24, >= 2026.2.4.0 < 2026.2.14, < 2026.1.24.0, >= 2026.2.4.0 < 2026.2.14.0
Fixed versions: 2026.1.24.0, 2026.2.14.0

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide

1
Identify
Confirm that Devolutions Server, devolutions server and an affected version are present.
2
Prioritize
Combine exploitation signals with asset exposure and business criticality.
3
Remediate
Follow the vendor advisory or supported update path and preserve rollback options.
4
Verify
Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE: CWE-863