{"id":"CVE-2024-2753","aliases":["EUVD-2024-1266","GHSA-pj42-r64f-4xfq"],"status":"published","title":"Concrete CMS version 9 below 9.2.8 and below 8.5.16 is vulnerable to stored XSS on the calendar color settings screen","description":"Concrete CMS version 9 before 9.2.8 and previous versions prior to 8.5.16 is vulnerable to Stored XSS on the calendar color settings screen since Information input by the user is output without escaping. A rogue administrator could inject malicious javascript into the Calendar Color Settings screen which might be executed when users visit the affected page. The Concrete CMS security team gave this vulnerability a CVSS v3.1 score of 2.0 with a vector of  AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N\u0026version=3.1 https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator   \n\nThank you Rikuto Tauchi for reporting","severity":{"version":"3.1","score":2,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00362,"percentile":0.30372,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-20","CWE-79"],"published":"2024-04-03T18:13:41Z","modified":"2026-10-28T02:30:48Z","fixes":[{"ecosystem":"Packagist","package":"concrete5/concrete5","fixed_in":["9.2.8","8.5.16"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"concrete5/concrete5","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.0.0RC1"},{"fixed":"9.2.8"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"concrete5/concrete5","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.5.16"}]}]},{"source":"osv","ecosystem":"Packagist","package":"concrete5/concrete5","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.0.0RC1"},{"fixed":"9.2.8"}]}],"versions":["9.0.0","9.0.0RC1","9.0.0RC3","9.0.0RC4","9.0.1","9.0.2","9.1.0","9.1.1","9.1.2","9.1.3","9.2.0","9.2.0RC2","9.2.1","9.2.2","9.2.3","9.2.4","9.2.5","9.2.6","9.2.7"]},{"source":"osv","ecosystem":"Packagist","package":"concrete5/concrete5","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.5.16"}]}],"versions":["8.0","8.0.1","8.0.2","8.0.3","8.1.0","8.2.0","8.2.0RC2","8.2.1","8.3.0","8.3.1","8.3.2","8.4.0","8.4.0RC3","8.4.0RC4","8.4.1","8.4.2","8.4.3","8.4.4","8.4.5","8.5.0","8.5.0RC1","8.5.0RC2","8.5.1","8.5.10","8.5.11","8.5.12","8.5.13","8.5.14","8.5.15","8.5.2","8.5.3","8.5.4","8.5.5","8.5.6","8.5.6RC1","8.5.7","8.5.8","8.5.9"]}],"products":[{"vendor":"concrete cms","product":"concrete cms"},{"vendor":"concretecms","product":"concrete_cms"}],"references":[{"url":"https://documentation.concretecms.org/developers/introduction/version-history/8516-release-notes?_gl=1*1oa3zn1*_ga*MTc1NDc0Njk2Mi4xNzA2ODI4MDU1*_ga_HFB3HPNNLS*MTcxMjE2NjYyNi4xMy4xLjE3MTIxNjY3MDcuMC4wLjA.","tags":["x_transferred","Release Notes","web"]},{"url":"https://documentation.concretecms.org/9-x/developers/introduction/version-history/928-release-notes?_gl=1*1bcxp5s*_ga*MTc1NDc0Njk2Mi4xNzA2ODI4MDU1*_ga_HFB3HPNNLS*MTcxMjE2NjYyNi4xMy4xLjE3MTIxNjY2ODEuMC4wLjA.","tags":["x_transferred","Release Notes","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-2753","tags":["advisory"]},{"url":"https://github.com/concretecms/concretecms/commit/822e689cefe1eb876e9de31dad9ce660f3b5c295","tags":["web"]},{"url":"https://github.com/concretecms/concretecms/commit/e85ef2408a5eea7d5646178fbef0ab243baaed8f","tags":["web"]},{"url":"https://github.com/advisories/GHSA-pj42-r64f-4xfq"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/2xxx/CVE-2024-2753.json","tags":["advisory"]},{"url":"https://github.com/concretecms/concretecms","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2024-2753","title":"Concrete CMS version 9 below 9.2.8 and below 8.5.16 is vulnerable to stored XSS on the calendar color settings screen","description":"Concrete CMS version 9 before 9.2.8 and previous versions prior to 8.5.16 is vulnerable to Stored XSS on the calendar color settings screen since Information input by the user is output without escaping. A rogue administrator could inject malicious javascript into the Calendar Color Settings screen which might be executed when users visit the affected page. The Concrete CMS security team gave this vulnerability a CVSS v3.1 score of 2.0 with a vector of  AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N\u0026version=3.1 https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator   \n\nThank you Rikuto Tauchi for reporting","status":"published","published":"2024-04-03T18:13:41.128Z","modified":"2024-08-30T21:20:32.821Z","cvss":[{"version":"3.1","score":2,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:34:10.258163Z"}],"euvd":[{"id":"EUVD-2024-1266","description":"Concrete CMS version 9 before 9.2.8 and previous versions prior to 8.5.16 is vulnerable to Stored XSS on the calendar color settings screen since Information input by the user is output without escaping. A rogue administrator could inject malicious javascript into the Calendar Color Settings screen which might be executed when users visit the affected page. The Concrete CMS security team gave this vulnerability a CVSS v3.1 score of 2.0 with a vector of  AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N\u0026version=3.1 https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator   \n\nThank you Rikuto Tauchi for reporting","status":"published","published":"2024-04-03T18:13:41Z","modified":"2024-08-30T21:20:32Z","cvss":[{"version":"3.1","score":2,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N","level":"low"}],"updated_at":"2026-11-03T00:56:06.59198Z"}],"ghsa":[{"id":"GHSA-pj42-r64f-4xfq","title":"Concrete CMS Stored XSS on the calendar color settings screen","description":"Concrete CMS version 9 before 9.2.8 and previous versions prior to 8.5.16 is vulnerable to Stored XSS on the calendar color settings screen since Information input by the user is output without escaping. A rogue administrator could inject malicious javascript into the Calendar Color Settings screen which might be executed when users visit the affected page. The Concrete CMS security team gave this vulnerability a CVSS v3.1 score of 2.0 with a vector of  AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N\u0026version=3.1 https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator   \n\nThank you Rikuto Tauchi for reporting \n","status":"published","published":"2024-04-03T21:31:41Z","modified":"2024-04-03T21:46:32Z","cvss":[{"version":"3.1","score":2,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N","level":"low"}],"cwes":["CWE-20","CWE-79"],"updated_at":"2026-11-02T14:37:42.744468Z"}],"nvd":[{"id":"CVE-2024-2753","description":"Concrete CMS version 9 before 9.2.8 and previous versions prior to 8.5.16 is vulnerable to Stored XSS on the calendar color settings screen since Information input by the user is output without escaping. A rogue administrator could inject malicious javascript into the Calendar Color Settings screen which might be executed when users visit the affected page. The Concrete CMS security team gave this vulnerability a CVSS v3.1 score of 2.0 with a vector of  AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N\u0026version=3.1 https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator   \n\nThank you Rikuto Tauchi for reporting","status":"published","published":"2024-04-03T19:15:43.993Z","modified":"2026-06-17T07:25:28.753Z","cvss":[{"version":"3.1","score":2,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N","level":"low","assessor":"secondary"},{"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"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:09:46.373977Z"}],"osv":[{"id":"CVE-2024-2753","title":"Concrete CMS version 9 below 9.2.8 and below 8.5.16 is vulnerable to stored XSS on the calendar color settings screen","description":"Concrete CMS version 9 before 9.2.8 and previous versions prior to 8.5.16 is vulnerable to Stored XSS on the calendar color settings screen since Information input by the user is output without escaping. A rogue administrator could inject malicious javascript into the Calendar Color Settings screen which might be executed when users visit the affected page. The Concrete CMS security team gave this vulnerability a CVSS v3.1 score of 2.0 with a vector of  AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N\u0026version=3.1 https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator   \n\nThank you Rikuto Tauchi for reporting","status":"published","published":"2024-04-03T18:13:41.128Z","modified":"2026-10-28T02:30:48.889540644Z","cvss":[{"version":"3.1","score":2,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N","level":"low"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:44:39.569658Z"},{"id":"GHSA-pj42-r64f-4xfq","title":"Concrete CMS Stored XSS on the calendar color settings screen","description":"Concrete CMS version 9 before 9.2.8 and previous versions prior to 8.5.16 is vulnerable to Stored XSS on the calendar color settings screen since Information input by the user is output without escaping. A rogue administrator could inject malicious javascript into the Calendar Color Settings screen which might be executed when users visit the affected page. The Concrete CMS security team gave this vulnerability a CVSS v3.1 score of 2.0 with a vector of  AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N\u0026version=3.1 https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator   \n\nThank you Rikuto Tauchi for reporting \n","status":"published","published":"2024-04-03T21:31:41Z","modified":"2024-04-10T19:11:43.521589Z","cvss":[{"version":"3.1","score":2,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N","level":"low"}],"cwes":["CWE-20","CWE-79"],"updated_at":"2026-11-02T15:46:53.244788Z"}]}}