Medium severity5.4NVD Advisory· Published Oct 20, 2026
CVE-2026-113610
CVE-2026-113610
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.
Affected products
1- Range: <6.9.0
Patches
Vulnerability mechanics
References
4- github.com/vatesfr/xen-orchestra/blob/f187b7931988e3e5c9ccd58abe730d6b006cc246/packages/xo-server/src/api/user.mjsnvd
- github.com/vatesfr/xen-orchestra/commit/3dbf8738f1e682b96ade2074dc84bee02a0c2d48nvd
- github.com/vatesfr/xen-orchestra/security/advisories/GHSA-mc4m-hc98-rhmvnvd
- www.vulncheck.com/advisories/xen-orchestra-before-6.9.0-authorization-bypass-via-user-set-apinvd
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