{"api_version":"1","generated_at":"2026-07-24T03:54:14+00:00","cve":"CVE-2021-43863","urls":{"html":"https://cve.report/CVE-2021-43863","api":"https://cve.report/api/cve/CVE-2021-43863.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-43863","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-43863"},"summary":{"title":"CVE-2021-43863","description":"The Nextcloud Android app is the Android client for Nextcloud, a self-hosted productivity platform. The Nextcloud Android app uses content providers to manage its data. Prior to version 3.18.1, the providers `FileContentProvider` and `DiskLruImageCacheFileProvider` have security issues (an SQL injection, and an insufficient permission control, respectively) that allow malicious apps in the same device to access Nextcloud's data bypassing the permission control system. Users should upgrade to version 3.18.1 to receive a patch. 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When the candidate has been publicized, the details for this candidate will be provided.","Type":"Description","Title":null}]}}}