{"id":"CVE-2023-35171","summary":"Nextcloud Server vulnerable to open redirect on \"Unsupported browser\" warning","details":"NextCloud Server and NextCloud Enterprise Server provide file storage for Nextcloud, a self-hosted productivity platform. Starting in version 26.0.0 and prior to version 26.0.2, an attacker could supply a URL that redirects an unsuspecting victim from a legitimate domain to an attacker's site. Nextcloud Server and Nextcloud Enterprise Server 26.0.2 contain a patch for this issue. No known workarounds are available.","aliases":["GHSA-h353-vvwv-j2r4"],"modified":"2026-08-12T03:51:23.123528293Z","published":"2023-06-23T20:44:34.272Z","database_specific":{"cwe_ids":["CWE-601"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/35xxx/CVE-2023-35171.json","cna_assigner":"GitHub_M"},"references":[{"type":"WEB","url":"https://hackerone.com/reports/1977222"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/35xxx/CVE-2023-35171.json"},{"type":"ADVISORY","url":"https://github.com/nextcloud/security-advisories/security/advisories/GHSA-h353-vvwv-j2r4"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-35171"},{"type":"FIX","url":"https://github.com/nextcloud/server/pull/38194"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/nextcloud/server","events":[{"introduced":"62cfd3b4c9ff4d8cdbbe6dcc8b63a1085bb94e3d"},{"fixed":"053cefa373ab62edce8bb69fcfc0d6a5ee6fc3f9"}],"database_specific":{"extracted_events":[{"introduced":"26.0.0"},{"fixed":"26.0.2"}],"source":["AFFECTED_FIELD","CPE_RANGE"],"cpe":["cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:-:*:*:*","cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:*"]}}],"versions":["v26.0.2rc1","v26.0.1","v26.0.1rc1","v26.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-35171.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N"}]}