{"id":"CVE-2021-3401","aliases":["EUVD-2021-26729","GHSA-rvfw-vc72-c8w8"],"status":"published","title":"Bitcoin Core before 0.19.0 might allow remote attackers to execute arbitrary code when another...","description":"Bitcoin Core before 0.19.0 might allow remote attackers to execute arbitrary code when another application unsafely passes the -platformpluginpath argument to the bitcoin-qt program, as demonstrated by an x-scheme-handler/bitcoin handler for a .desktop file or a web browser. NOTE: the discoverer states \"I believe that this vulnerability cannot actually be exploited.\"","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.1092,"percentile":0.95934,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-77","CWE-88"],"published":"2021-02-04T04:47:30Z","modified":"2026-10-20T10:54:44Z","products":[{"vendor":"bitcoin","product":"bitcoin"}],"references":[{"url":"https://achow101.com/2021/02/0.18-uri-vuln","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://github.com/bitcoin/bitcoin/pull/16578","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3401"},{"url":"https://github.com/advisories/GHSA-rvfw-vc72-c8w8"}],"sources":{"cve":[{"id":"CVE-2021-3401","description":"Bitcoin Core before 0.19.0 might allow remote attackers to execute arbitrary code when another application unsafely passes the -platformpluginpath argument to the bitcoin-qt program, as demonstrated by an x-scheme-handler/bitcoin handler for a .desktop file or a web browser. NOTE: the discoverer states \"I believe that this vulnerability cannot actually be exploited.\"","status":"published","published":"2021-02-04T04:47:30Z","modified":"2024-08-03T16:53:17.623Z","updated_at":"2026-11-02T14:33:04.020035Z"}],"euvd":[{"id":"EUVD-2021-26729","description":"Bitcoin Core before 0.19.0 might allow remote attackers to execute arbitrary code when another application unsafely passes the -platformpluginpath argument to the bitcoin-qt program, as demonstrated by an x-scheme-handler/bitcoin handler for a .desktop file or a web browser. NOTE: the discoverer states \"I believe that this vulnerability cannot actually be exploited.\"","status":"published","published":"2021-02-04T04:47:30Z","modified":"2024-08-03T16:53:17Z","updated_at":"2026-11-03T03:25:13.052236Z"}],"ghsa":[{"id":"GHSA-rvfw-vc72-c8w8","title":"Bitcoin Core before 0.19.0 might allow remote attackers to execute arbitrary code when another...","description":"Bitcoin Core before 0.19.0 might allow remote attackers to execute arbitrary code when another application unsafely passes the -platformpluginpath argument to the bitcoin-qt program, as demonstrated by an x-scheme-handler/bitcoin handler for a .desktop file or a web browser. NOTE: the discoverer states \"I believe that this vulnerability cannot actually be exploited.\"","status":"published","published":"2022-05-24T17:41:09Z","modified":"2023-01-27T05:03:01Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T14:42:09.126228Z"}],"nvd":[{"id":"CVE-2021-3401","description":"Bitcoin Core before 0.19.0 might allow remote attackers to execute arbitrary code when another application unsafely passes the -platformpluginpath argument to the bitcoin-qt program, as demonstrated by an x-scheme-handler/bitcoin handler for a .desktop file or a web browser. NOTE: the discoverer states \"I believe that this vulnerability cannot actually be exploited.\"","status":"published","published":"2021-02-04T05:15:13.037Z","modified":"2026-06-17T04:05:01.643Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-88"],"updated_at":"2026-11-02T14:06:49.660551Z"}],"osv":[{"id":"CVE-2021-3401","description":"Bitcoin Core before 0.19.0 might allow remote attackers to execute arbitrary code when another application unsafely passes the -platformpluginpath argument to the bitcoin-qt program, as demonstrated by an x-scheme-handler/bitcoin handler for a .desktop file or a web browser. NOTE: the discoverer states \"I believe that this vulnerability cannot actually be exploited.\"","status":"published","published":"2021-02-04T05:15:13.037Z","modified":"2026-10-20T10:54:44.755856704Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:20.13324Z"}]}}