{"id":"CVE-2016-20053","title":"Redaxo CMS 5.2 contains a cross-site request forgery vulnerability that allows unauthenticated attackers to create administrative user accounts by tricking authenticated administrators into visiting malicious pages","summary":"Redaxo CMS 5.2 contains a cross-site request forgery vulnerability that allows unauthenticated attackers to create administrative user accounts by tricking authenticated administrators into visiting malicious pages. Attackers can craft H…","severity":"medium","cvss":5.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","cwe":["CWE-352"],"vendor":"redaxo","product":"redaxo","affected":["redaxo = 5.2"],"published":"2026-04-04","updated":"2026-07-21","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2016-20053","references":[{"url":"https://www.exploit-db.com/exploits/40708","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/redaxo-cms-cross-site-request-forgery-via-users-endpoint","label":"disclosure@vulncheck.com"}],"tags":["nvd"],"epss":0.00146,"epssPercentile":0.0427,"ingestedAt":"2026-07-21T16:51:40.963Z","slug":"CVE-2016-20053","body":"## Overview\n\nRedaxo CMS 5.2 contains a cross-site request forgery vulnerability that allows unauthenticated attackers to create administrative user accounts by tricking authenticated administrators into visiting malicious pages. Attackers can craft HTML forms targeting the users endpoint with hidden fields containing admin credentials and account parameters to add new administrator accounts without user consent.\n\n## Affected\n\n- `redaxo = 5.2`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":29,"depthScoreParts":{"impact":29.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}