{"cve":"CVE-2023-22473","nvd":{"published":"2023-01-09T15:15:11.037","modified":"2026-06-17T05:35:31.953","status":"Modified","description":"Talk-Android enables users to have video & audio calls through Nextcloud on Android. Due to passcode bypass, an attacker is able to access the user's Nextcloud files and view conversations. To exploit this the attacker needs to have physical access to the target's device. There are currently no known workarounds available. It is recommended that the Nextcloud Talk Android app is upgraded to 15.0.2.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","score":2.1},"cwes":["CWE-284"],"references":["https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wvr4-gc4c-6vmx","https://github.com/nextcloud/talk-android/pull/2598","https://hackerone.com/reports/1784645","https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wvr4-gc4c-6vmx","https://github.com/nextcloud/talk-android/pull/2598"],"products":["nextcloud:talk"],"source":"nvd","synced_at":"2026-10-19T21:37:34.931465858+00:00"},"epss":{"cve":"CVE-2023-22473","score":0.00576,"percentile":0.47537,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}