CVE-2026-113610

Xen Orchestra before 6.9.0 Authorization Bypass via user.set API

Published Oct 20, 2026 CVSS 4.0 · 5.3 Medium EPSS < 1% KEV · Not listed
Description
Xen Orchestra before 6.9.0 contains an authorization bypass vulnerability in the xo-server user.set API method that allows low-privileged authenticated users to modify other users' preferences by supplying an arbitrary target user id. Attackers can delete the preferences.otp TOTP secret to disable two-factor authentication, corrupt it to block logins, or overwrite stored xsCredentials and sshKeys.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Vatesfr
Vatesfr xen-orchestra
Vendors & Products Vatesfr
Vatesfr xen-orchestra
Type Values Removed Values Added
Description Xen Orchestra before 6.9.0 contains an authorization bypass vulnerability in the xo-server user.set API method that allows low-privileged authenticated users to modify other users' preferences by supplying an arbitrary target user id. Attackers can delete the preferences.otp TOTP secret to disable two-factor authentication, corrupt it to block logins, or overwrite stored xsCredentials and sshKeys.
Title Xen Orchestra before 6.9.0 Authorization Bypass via user.set API
First Time appeared Xen-orchestra
Xen-orchestra xen Orchestra Server
Weaknesses CWE-639
CPEs cpe:2.3:a:xen-orchestra:xen_orchestra_server:*:*:*:*:*:*:*:*
Vendors & Products Xen-orchestra
Xen-orchestra xen Orchestra Server
References
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Oct 20, 2026, 6:19 PM
Reserved
Oct 20, 2026, 11:49 AM
Status
Deferred
Published
Oct 20, 2026, 4:17 PM
Modified
Oct 20, 2026, 8:11 PM