{"api_version":"1","generated_at":"2026-07-24T02:25:26+00:00","cve":"CVE-2021-22905","urls":{"html":"https://cve.report/CVE-2021-22905","api":"https://cve.report/api/cve/CVE-2021-22905.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-22905","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-22905"},"summary":{"title":"CVE-2021-22905","description":"Nextcloud Android App (com.nextcloud.client) before v3.16.0 is vulnerable to information disclosure due to searches for sharees being performed by default on the lookup server instead of only using the local Nextcloud server unless a global search has been explicitly chosen by the user.","state":"PUBLIC","assigner":"support@hackerone.com","published_at":"2021-06-11 16:15:00","updated_at":"2021-06-22 19:21:00"},"problem_types":["CWE-200"],"metrics":[],"references":[{"url":"https://hackerone.com/reports/1167916","name":"https://hackerone.com/reports/1167916","refsource":"MISC","tags":[],"title":"HackerOne","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://github.com/nextcloud/security-advisories/security/advisories/GHSA-22v9-q3r6-x7cj","name":"https://github.com/nextcloud/security-advisories/security/advisories/GHSA-22v9-q3r6-x7cj","refsource":"MISC","tags":[],"title":"Default Nextcloud Server and Android Client leak sharee searches to Nextcloud · Advisory · nextcloud/security-advisories · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-22905","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-22905","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2021","cve_id":"22905","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"nextcloud","cpe5":"nextcloud","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"android","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"data_type":"CVE","data_format":"MITRE","data_version":"4.0","CVE_data_meta":{"ID":"CVE-2021-22905","ASSIGNER":"support@hackerone.com","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"vendor_name":"n/a","product":{"product_data":[{"product_name":"Nextcloud Android App (com.nextcloud.client)","version":{"version_data":[{"version_value":"Fixed in 3.16.0"}]}}]}}]}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Information Disclosure (CWE-200)"}]}]},"references":{"reference_data":[{"refsource":"MISC","name":"https://github.com/nextcloud/security-advisories/security/advisories/GHSA-22v9-q3r6-x7cj","url":"https://github.com/nextcloud/security-advisories/security/advisories/GHSA-22v9-q3r6-x7cj"},{"refsource":"MISC","name":"https://hackerone.com/reports/1167916","url":"https://hackerone.com/reports/1167916"}]},"description":{"description_data":[{"lang":"eng","value":"Nextcloud Android App (com.nextcloud.client) before v3.16.0 is vulnerable to information disclosure due to searches for sharees being performed by default on the lookup server instead of only using the local Nextcloud server unless a global search has been explicitly chosen by the user."}]}},"nvd":{"publishedDate":"2021-06-11 16:15:00","lastModifiedDate":"2021-06-22 19:21:00","problem_types":["CWE-200"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM"},"exploitabilityScore":2.8,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:P/I:N/A:N","accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"NONE","availabilityImpact":"NONE","baseScore":4.3},"severity":"MEDIUM","exploitabilityScore":8.6,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:nextcloud:nextcloud:*:*:*:*:*:android:*:*","versionEndExcluding":"3.16.0","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"22905","Ordinal":"197638","Title":"CVE-2021-22905","CVE":"CVE-2021-22905","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"22905","Ordinal":"1","NoteData":"Nextcloud Android App (com.nextcloud.client) before v3.16.0 is vulnerable to information disclosure due to searches for sharees being performed by default on the lookup server instead of only using the local Nextcloud server unless a global search has been explicitly chosen by the user.","Type":"Description","Title":null},{"CveYear":"2021","CveId":"22905","Ordinal":"2","NoteData":"2021-06-11","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"22905","Ordinal":"3","NoteData":"2021-06-11","Type":"Other","Title":"Modified"}]}}}