{"id":"CVE-2020-17551","aliases":["EUVD-2021-0676","GHSA-j29g-g982-pwpv"],"status":"published","title":"Cross-site scripting (XSS)","description":"ImpressCMS 1.4.0 is affected by XSS in modules/system/admin.php which may result in arbitrary remote code execution.","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":0.01134,"percentile":0.66757,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2020-10-07T16:05:28Z","modified":"2026-10-20T10:52:02Z","fixes":[{"ecosystem":"Packagist","package":"impresscms/impresscms","fixed_in":["1.4.1"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"impresscms/impresscms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"1.4.0"},{"fixed":"1.4.1"}]}]},{"source":"osv","ecosystem":"Packagist","package":"impresscms/impresscms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.1"}]}]}],"products":[{"vendor":"impresscms","product":"impresscms"}],"references":[{"url":"https://www.impresscms.org/","tags":["x_refsource_MISC","x_transferred","Product","web"]},{"url":"https://github.com/ImpressCMS/impresscms/issues/659","tags":["x_refsource_MISC","x_transferred","Exploit","Vendor Advisory","evidence","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-17551","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-j29g-g982-pwpv"},{"url":"https://www.impresscms.org","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2020-17551","description":"ImpressCMS 1.4.0 is affected by XSS in modules/system/admin.php which may result in arbitrary remote code execution.","status":"published","published":"2020-10-07T16:05:28Z","modified":"2024-08-04T14:00:48.588Z","updated_at":"2026-11-02T14:35:54.80237Z"}],"euvd":[{"id":"EUVD-2021-0676","description":"ImpressCMS 1.4.0 is affected by XSS in modules/system/admin.php which may result in arbitrary remote code execution.","status":"published","published":"2020-10-07T16:05:28Z","modified":"2024-08-04T14:00:48Z","updated_at":"2026-11-03T03:07:26.951665Z"}],"ghsa":[{"id":"GHSA-j29g-g982-pwpv","title":"Cross-site scripting (XSS)","description":"ImpressCMS 1.4.0 is affected by XSS in modules/system/admin.php which may result in arbitrary remote code execution.","status":"published","published":"2021-03-12T21:34:11Z","modified":"2023-02-01T05:05:17Z","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"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:36:33.613868Z"}],"nvd":[{"id":"CVE-2020-17551","description":"ImpressCMS 1.4.0 is affected by XSS in modules/system/admin.php which may result in arbitrary remote code execution.","status":"published","published":"2020-10-07T17:15:13.287Z","modified":"2026-06-17T02:59:06.713Z","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":"2026-11-02T14:06:17.70091Z"}],"osv":[{"id":"CVE-2020-17551","description":"ImpressCMS 1.4.0 is affected by XSS in modules/system/admin.php which may result in arbitrary remote code execution.","status":"published","published":"2020-10-07T17:15:13.287Z","modified":"2026-10-20T10:52:02.70965263Z","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":"2026-11-02T15:44:15.212689Z"},{"id":"GHSA-j29g-g982-pwpv","title":"Cross-site scripting (XSS)","description":"ImpressCMS 1.4.0 is affected by XSS in modules/system/admin.php which may result in arbitrary remote code execution.","status":"published","published":"2021-03-12T21:34:11Z","modified":"2023-11-08T04:02:43.310637Z","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"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:49.621585Z"}]}}