{"id":"CVE-2019-19903","aliases":["EUVD-2019-9495","GHSA-pjx6-j435-vcmj"],"status":"published","title":"An issue was discovered in Backdrop CMS 1.14.x before 1.14.2. It doesn't sufficiently filter...","description":"An issue was discovered in Backdrop CMS 1.14.x before 1.14.2. It doesn't sufficiently filter output when displaying file type descriptions created by administrators. An attacker could potentially craft a specialized description, then have an administrator execute scripting when viewing the list of file types, aka XSS. This vulnerability is mitigated by the fact that an attacker must have a role with the \"Administer file types\" permission.","severity":{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00552,"percentile":0.4646,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2019-12-19T05:03:11Z","modified":"2026-10-24T10:30:57Z","products":[{"vendor":"backdropcms","product":"backdrop_cms"}],"references":[{"url":"https://backdropcms.org/security/backdrop-sa-core-2019-015","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-19903"},{"url":"https://github.com/advisories/GHSA-pjx6-j435-vcmj"}],"sources":{"cve":[{"id":"CVE-2019-19903","description":"An issue was discovered in Backdrop CMS 1.14.x before 1.14.2. It doesn't sufficiently filter output when displaying file type descriptions created by administrators. An attacker could potentially craft a specialized description, then have an administrator execute scripting when viewing the list of file types, aka XSS. This vulnerability is mitigated by the fact that an attacker must have a role with the \"Administer file types\" permission.","status":"published","published":"2019-12-19T05:03:11Z","modified":"2024-08-05T02:32:09.442Z","updated_at":"2026-11-02T14:20:21.059499Z"}],"euvd":[{"id":"EUVD-2019-9495","description":"An issue was discovered in Backdrop CMS 1.14.x before 1.14.2. It doesn't sufficiently filter output when displaying file type descriptions created by administrators. An attacker could potentially craft a specialized description, then have an administrator execute scripting when viewing the list of file types, aka XSS. This vulnerability is mitigated by the fact that an attacker must have a role with the \"Administer file types\" permission.","status":"published","published":"2019-12-19T05:03:11Z","modified":"2024-08-05T02:32:09Z","updated_at":"2026-11-03T02:40:23.78072Z"}],"ghsa":[{"id":"GHSA-pjx6-j435-vcmj","title":"An issue was discovered in Backdrop CMS 1.14.x before 1.14.2. It doesn't sufficiently filter...","description":"An issue was discovered in Backdrop CMS 1.14.x before 1.14.2. It doesn't sufficiently filter output when displaying file type descriptions created by administrators. An attacker could potentially craft a specialized description, then have an administrator execute scripting when viewing the list of file types, aka XSS. This vulnerability is mitigated by the fact that an attacker must have a role with the \"Administer file types\" permission.","status":"published","published":"2022-05-24T17:04:45Z","modified":"2023-01-29T05:00:57Z","updated_at":"2026-11-02T14:44:42.149134Z"}],"nvd":[{"id":"CVE-2019-19903","description":"An issue was discovered in Backdrop CMS 1.14.x before 1.14.2. It doesn't sufficiently filter output when displaying file type descriptions created by administrators. An attacker could potentially craft a specialized description, then have an administrator execute scripting when viewing the list of file types, aka XSS. This vulnerability is mitigated by the fact that an attacker must have a role with the \"Administer file types\" permission.","status":"published","published":"2019-12-19T06:15:11.197Z","modified":"2026-06-17T02:27:25.437Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:05:40.856496Z"}],"osv":[{"id":"CVE-2019-19903","description":"An issue was discovered in Backdrop CMS 1.14.x before 1.14.2. It doesn't sufficiently filter output when displaying file type descriptions created by administrators. An attacker could potentially craft a specialized description, then have an administrator execute scripting when viewing the list of file types, aka XSS. This vulnerability is mitigated by the fact that an attacker must have a role with the \"Administer file types\" permission.","status":"published","published":"2019-12-19T06:15:11.197Z","modified":"2026-10-24T10:30:57.435662316Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:12.010761Z"}]}}