{"id":"CVE-2021-40848","aliases":["EUVD-2021-28004","GHSA-xxj6-2w57-fchv"],"status":"published","title":"In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, exported CSV files could contain...","description":"In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, exported CSV files could contain characters that a spreadsheet program could interpret as a command, leading to execution of a malicious string locally on a device, aka CSV injection.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.0099,"percentile":0.62953,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-1236"],"published":"2021-11-03T10:11:45Z","modified":"2026-10-24T10:30:55Z","products":[{"vendor":"mahara","product":"mahara"}],"references":[{"url":"https://bugs.launchpad.net/mahara/+bug/1930471","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","advisory"]},{"url":"https://mahara.org/interaction/forum/topic.php?id=8950","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-40848"},{"url":"https://github.com/advisories/GHSA-xxj6-2w57-fchv"}],"sources":{"cve":[{"id":"CVE-2021-40848","description":"In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, exported CSV files could contain characters that a spreadsheet program could interpret as a command, leading to execution of a malicious string locally on a device, aka CSV injection.","status":"published","published":"2021-11-03T10:11:45Z","modified":"2024-08-04T02:51:07.439Z","updated_at":"2026-11-02T14:33:01.495293Z"}],"euvd":[{"id":"EUVD-2021-28004","description":"In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, exported CSV files could contain characters that a spreadsheet program could interpret as a command, leading to execution of a malicious string locally on a device, aka CSV injection.","status":"published","published":"2021-11-03T10:11:45Z","modified":"2024-08-04T02:51:07Z","updated_at":"2026-11-03T03:24:19.692229Z"}],"ghsa":[{"id":"GHSA-xxj6-2w57-fchv","title":"In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, exported CSV files could contain...","description":"In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, exported CSV files could contain characters that a spreadsheet program could interpret as a command, leading to execution of a malicious string locally on a device, aka CSV injection.","status":"published","published":"2022-05-24T19:19:35Z","modified":"2023-01-30T05:03:16Z","cwes":["CWE-1236"],"updated_at":"2026-11-02T14:46:48.522337Z"}],"nvd":[{"id":"CVE-2021-40848","description":"In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, exported CSV files could contain characters that a spreadsheet program could interpret as a command, leading to execution of a malicious string locally on a device, aka CSV injection.","status":"published","published":"2021-11-03T11:15:08.267Z","modified":"2026-06-17T04:07:31.923Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-1236"],"updated_at":"2026-11-02T14:07:00.549994Z"}],"osv":[{"id":"CVE-2021-40848","description":"In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, exported CSV files could contain characters that a spreadsheet program could interpret as a command, leading to execution of a malicious string locally on a device, aka CSV injection.","status":"published","published":"2021-11-03T11:15:08.267Z","modified":"2026-10-24T10:30:55.241288765Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:21.249056Z"}]}}