{"id":"CVE-2021-3111","aliases":["EUVD-2021-26463","GHSA-hwh7-pqc2-733j"],"status":"published","title":"The Express Entries Dashboard in Concrete5 8.5.4 allows stored XSS via the name field of a new...","description":"The Express Entries Dashboard in Concrete5 8.5.4 allows stored XSS via the name field of a new data object at an index.php/dashboard/express/entries/view/ URI.","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":0.03045,"percentile":0.87644,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-79"],"published":"2021-01-08T14:18:31Z","modified":"2026-10-24T10:30:19Z","exploits":[{"source":"exploitdb","id":"EDB-49721","title":"Concrete5 8.5.4 - 'name' Stored XSS","type":"webapps","platform":"php","date":"2021-03-29","url":"https://www.exploit-db.com/exploits/49721"}],"products":[{"vendor":"concretecms","product":"concrete_cms"}],"references":[{"url":"https://documentation.concrete5.org/developers/introduction/version-history","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory","advisory"]},{"url":"https://github.com/Quadron-Research-Lab/CVE/blob/main/CVE-2021-3111.pdf","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"http://packetstormsecurity.com/files/161600/Concrete5-8.5.4-Cross-Site-Scripting.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry","evidence"]},{"url":"https://documentation.concrete5.org/developers/introduction/version-history/855-release-notes","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory","advisory"]},{"url":"http://packetstormsecurity.com/files/161997/Concrete5-8.5.4-Cross-Site-Scripting.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3111"},{"url":"https://github.com/advisories/GHSA-hwh7-pqc2-733j"}],"sources":{"cve":[{"id":"CVE-2021-3111","description":"The Express Entries Dashboard in Concrete5 8.5.4 allows stored XSS via the name field of a new data object at an index.php/dashboard/express/entries/view/ URI.","status":"published","published":"2021-01-08T14:18:31Z","modified":"2024-08-03T16:45:51.293Z","updated_at":"2026-11-02T14:33:04.020035Z"}],"euvd":[{"id":"EUVD-2021-26463","description":"The Express Entries Dashboard in Concrete5 8.5.4 allows stored XSS via the name field of a new data object at an index.php/dashboard/express/entries/view/ URI.","status":"published","published":"2021-01-08T14:18:31Z","modified":"2024-08-03T16:45:51Z","updated_at":"2026-11-03T03:25:13.531128Z"}],"ghsa":[{"id":"GHSA-hwh7-pqc2-733j","title":"The Express Entries Dashboard in Concrete5 8.5.4 allows stored XSS via the name field of a new...","description":"The Express Entries Dashboard in Concrete5 8.5.4 allows stored XSS via the name field of a new data object at an index.php/dashboard/express/entries/view/ URI.","status":"published","published":"2022-05-24T17:38:27Z","modified":"2023-01-29T05:05:18Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:45:45.932105Z"}],"nvd":[{"id":"CVE-2021-3111","description":"The Express Entries Dashboard in Concrete5 8.5.4 allows stored XSS via the name field of a new data object at an index.php/dashboard/express/entries/view/ URI.","status":"published","published":"2021-01-08T15:15:12.953Z","modified":"2026-06-17T04:04:41.217Z","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":"2026-11-02T14:06:49.284888Z"}],"osv":[{"id":"CVE-2021-3111","description":"The Express Entries Dashboard in Concrete5 8.5.4 allows stored XSS via the name field of a new data object at an index.php/dashboard/express/entries/view/ URI.","status":"published","published":"2021-01-08T15:15:12.953Z","modified":"2026-10-24T10:30:19.192178961Z","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":"2026-11-02T15:44:19.483607Z"}]}}