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CVE-2026-113610— Xen Orchestra before 6.9.0 Authorization Bypass via user.set API

Quick assessment

Affected
vatesfr xen-orchestra
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Xen Orchestra 6.9.0 之前的版本在 的 API 方法中存在一个授权绕过漏洞。该漏洞允许低权限的已认证用户通过提供任意目标用户 ID，修改其他用户的偏好设置。攻击者可以删除 中的 TOTP 密钥以禁用双因素认证，破坏该密钥以阻止用户登录，或覆盖已存储的 和 。

CVSS 5.4 · Medium

Affected Version Matrix 1

VendorProduct Version RangeStatus
vatesfr xen-orchestra < 6.9.0 affected
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I. Basic Information for CVE-2026-113610

Vulnerability Information
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Vulnerability Title
Xen Orchestra before 6.9.0 Authorization Bypass via user.set API
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
vatesfr xen-orchestra 0 ~ 6.9.0 -

II. Public POCs for CVE-2026-113610

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III. Intelligence Information for CVE-2026-113610

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Other References for CVE-2026-113610 (1)

Other References for CVE-2026-113610 (2)

IV. Related Vulnerabilities

Same product: xen-orchestra
Same vendor: vatesfr
Same weakness: CWE-639

V. Comments for CVE-2026-113610

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