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Fencer Vulns
high 8.8

CVE-2026-17568 json

Improper access control in the role membership management endpoint in Devolutions Server allows an authenticated non-administrative user ho…

published 2026-07-27 3 mo ago modified 2026-10-24 15 d ago also EUVD-2026-49377

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 36%
public exploits
0
none known

Summary

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

Patch / fix

  • Devolutions Server 2026.1.24, 2026.2.14

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
3 mo ago

Exploit prediction

0.42% chance of exploitation in the next 30 days, higher than 36% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Devolutions Server

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.