{"id":"CVE-2020-17451","aliases":["EUVD-2020-9403","GHSA-m5g4-cg24-mc6m"],"status":"published","title":"flatCore before 1.5.7 allows XSS by an admin via the acp/acp.php?tn=pages\u0026sub=edit\u0026editpage=1...","description":"flatCore before 1.5.7 allows XSS by an admin via the acp/acp.php?tn=pages\u0026sub=edit\u0026editpage=1 page_linkname, page_title, page_content, or page_extracontent parameter, or the acp/acp.php?tn=system\u0026sub=sys_pref prefs_pagename, prefs_pagetitle, or prefs_pagesubtitle parameter.","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":"2026-11-09","score":0.00611,"percentile":0.49555,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2020-08-09T18:47:43Z","modified":"2026-10-24T10:31:02Z","products":[{"vendor":"flatcore","product":"flatcore"}],"references":[{"url":"https://lists.openwall.net/full-disclosure/2020/08/07/1","tags":["x_refsource_MISC","x_transferred","Exploit","Mailing List","Third Party Advisory","evidence"]},{"url":"https://sec-consult.com/en/blog/advisories/multiple-vulnerabilities-in-flatcore-cms/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-17451"},{"url":"https://github.com/advisories/GHSA-m5g4-cg24-mc6m"}],"sources":{"cve":[{"id":"CVE-2020-17451","description":"flatCore before 1.5.7 allows XSS by an admin via the acp/acp.php?tn=pages\u0026sub=edit\u0026editpage=1 page_linkname, page_title, page_content, or page_extracontent parameter, or the acp/acp.php?tn=system\u0026sub=sys_pref prefs_pagename, prefs_pagetitle, or prefs_pagesubtitle parameter.","status":"published","published":"2020-08-09T18:47:43Z","modified":"2024-08-04T13:53:17.515Z","updated_at":"2026-11-02T14:35:54.80237Z"}],"euvd":[{"id":"EUVD-2020-9403","description":"flatCore before 1.5.7 allows XSS by an admin via the acp/acp.php?tn=pages\u0026sub=edit\u0026editpage=1 page_linkname, page_title, page_content, or page_extracontent parameter, or the acp/acp.php?tn=system\u0026sub=sys_pref prefs_pagename, prefs_pagetitle, or prefs_pagesubtitle parameter.","status":"published","published":"2020-08-09T18:47:43Z","modified":"2024-08-04T13:53:17Z","updated_at":"2026-11-03T03:07:27.538796Z"}],"ghsa":[{"id":"GHSA-m5g4-cg24-mc6m","title":"flatCore before 1.5.7 allows XSS by an admin via the acp/acp.php?tn=pages\u0026sub=edit\u0026editpage=1...","description":"flatCore before 1.5.7 allows XSS by an admin via the acp/acp.php?tn=pages\u0026sub=edit\u0026editpage=1 page_linkname, page_title, page_content, or page_extracontent parameter, or the acp/acp.php?tn=system\u0026sub=sys_pref prefs_pagename, prefs_pagetitle, or prefs_pagesubtitle parameter.","status":"published","published":"2022-05-24T17:25:09Z","modified":"2023-01-29T05:04:04Z","updated_at":"2026-11-02T14:45:28.021412Z"}],"nvd":[{"id":"CVE-2020-17451","description":"flatCore before 1.5.7 allows XSS by an admin via the acp/acp.php?tn=pages\u0026sub=edit\u0026editpage=1 page_linkname, page_title, page_content, or page_extracontent parameter, or the acp/acp.php?tn=system\u0026sub=sys_pref prefs_pagename, prefs_pagetitle, or prefs_pagesubtitle parameter.","status":"published","published":"2020-08-09T19:15:11.953Z","modified":"2026-06-17T02:58:57.363Z","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":"2026-11-02T14:06:10.994748Z"}],"osv":[{"id":"CVE-2020-17451","description":"flatCore before 1.5.7 allows XSS by an admin via the acp/acp.php?tn=pages\u0026sub=edit\u0026editpage=1 page_linkname, page_title, page_content, or page_extracontent parameter, or the acp/acp.php?tn=system\u0026sub=sys_pref prefs_pagename, prefs_pagetitle, or prefs_pagesubtitle parameter.","status":"published","published":"2020-08-09T19:15:11.953Z","modified":"2026-10-24T10:31:02.737143654Z","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"}]}}