{"schema":"threatline.record/2","record":{"id":"CVE-2026-113610","aliases":["GHSA-mc4m-hc98-rhmv"],"summary":"Xen Orchestra before 6.9.0 Authorization Bypass via user.set API","details":"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.","categories":["Unclassified"],"product":"xen-orchestra","vendor":"vatesfr","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-113610","source_modified_at":"2026-10-20T18:19:50.195Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"xen-orchestra","vendor":"vatesfr","versions":[{"version":"0","lessThan":"6.9.0","status":"affected","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-113610","source_modified_at":"2026-10-20T18:19:50.195Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"xen-orchestra","ecosystem":null},"version":"6.9.0","basis":"first unaffected version stated in the CVE record"}],"cvss":5.3,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00426,"percentile":0.35853,"score_date":"2026-10-23"},"published_at":"2026-10-20T15:40:35.476Z","modified_at":"2026-10-20T18:19:50.195Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-113610","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-20T18:19:50.195Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-113610","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/vatesfr/xen-orchestra/security/advisories/GHSA-mc4m-hc98-rhmv","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://github.com/vatesfr/xen-orchestra/commit/3dbf8738f1e682b96ade2074dc84bee02a0c2d48","tags":["patch"]},{"source":"CVE List","url":"https://github.com/vatesfr/xen-orchestra/blob/f187b7931988e3e5c9ccd58abe730d6b006cc246/packages/xo-server/src/api/user.mjs#L73-L93","tags":["technical-description"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/xen-orchestra-before-6.9.0-authorization-bypass-via-user-set-api","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-20T18:19:42.474708Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-20T18:19:50.195Z","content_hash":"f3bb30502db07fb81b3b9dbf71f3a4f5e17cb8b593af8fe0ac21031b1aab92d0"}}