{"schemaVersion":3,"id":"CVE-2021-32658","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Nextcloud Android is the Android client for the Nextcloud open source home cloud system. Due to a timeout issue the Android client may not properly clean all sensitive data on account removal. This could include sensitive key material such as the End-to-End encryption keys. It is recommended that the Nextcloud Android App is upgraded to 3.16.1","dates":{"published":"2021-06-08T18:35:11.000Z","modified":"2024-08-03T23:25:31.085Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":4.7,"severity":"medium","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":4.7,"severity":"medium","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":4.6,"severity":"medium","vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":2.1,"severity":"low","vector":"AV:L/AC:L/Au:N/C:P/I:N/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00303,"percentile":0.21661,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.00303},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00303,"percentile":0.21661}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00303,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00303,"percentile":0.21661}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[{"id":"REF_200DB9C119748044","name":"Exploit Reference (hackerone.com)","source":"reference","url":"https://hackerone.com/reports/1189168","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-200","name":"Exposure of Sensitive Information to an Unauthorized Actor","description":"The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.","type":"weakness","status":"Draft","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/200.html"},{"id":"CWE-212","name":"Improper Removal of Sensitive Information Before Storage or Transfer","description":"The product stores, transfers, or shares a resource that contains sensitive information, but it does not properly remove that information before the product makes the resource available to unauthorized actors.","type":"weakness","status":"Incomplete","abstraction":"Base","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/212.html"}],"affected":[{"vendor":"nextcloud","product":"nextcloud","name":"nextcloud","label":"nextcloud","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 3.16.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.16.1","eol":null,"hubHref":"/vendor/nextcloud/nextcloud"},{"vendor":"nextcloud","product":"security-advisories","name":"security-advisories","label":"security-advisories","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 3.16.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.16.1","eol":null,"hubHref":"/vendor/nextcloud/security-advisories"}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://github.com/nextcloud/security-advisories/security/advisories/GHSA-g5gf-rmhm-wpxw","label":"github.com/nextcloud/security-advisories/security/advisories/GHSA-g5gf-rmhm-wpxw","hostname":"github.com","tags":["X Refsource CONFIRM","Third Party Advisory"]},{"url":"https://github.com/nextcloud/android/commit/355f3c745b464b741b20a3b96597303490c26333","label":"github.com/nextcloud/android/commit/355f3c745b464b741b20a3b96597303490c26333","hostname":"github.com","tags":["X Refsource MISC","Patch","Third Party Advisory"]},{"url":"https://hackerone.com/reports/1189168","label":"hackerone.com/reports/1189168","hostname":"hackerone.com","tags":["X Refsource MISC","Exploit","Patch","Third Party Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2021-06-08T18:35:11.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-03T23:25:31.085Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":29,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T17:08:10.111Z","stale":false,"partial":false}}