{"id":"CVE-2021-27351","details":"The Terminate Session feature in the Telegram application through 7.2.1 for Android, and through 2.4.7 for Windows and UNIX, fails to invalidate a recently active session.","modified":"2026-03-13T01:56:56.312985Z","published":"2021-02-19T19:15:12.690Z","references":[{"type":"ADVISORY","url":"https://0ffsecninja.github.io/Telegram:CVE-2021-2735.html"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202105-07"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"2.4.7"}]},{"events":[{"introduced":"0"},{"last_affected":"2.4.7"}]},{"events":[{"introduced":"0"},{"last_affected":"7.2.1"}]},{"events":[{"introduced":"0"},{"last_affected":"7.2.1"}]},{"events":[{"introduced":"0"},{"last_affected":"2.4.7"}]}],"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-27351.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"}]}