{"cve":"CVE-2009-4875","nvd":{"published":"2010-05-26T18:30:01.623","modified":"2026-06-16T23:14:31.293","status":"Modified","description":"FCKeditor.Java 2.4 allows remote attackers to cause a denial of service (infinite loop) via a malformed request parameter that contains \"ctrl\" characters.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-399"],"references":["http://dev.fckeditor.net/ticket/3902","http://java.fckeditor.net/changes-report.html#a2.4.2","http://secunia.com/advisories/35870","http://sourceforge.net/project/shownotes.php?release_id=697258","http://www.osvdb.org/56060"],"products":["frederico_caldeira_knabben:fckeditor.java"],"source":"nvd","synced_at":"2026-10-19T19:56:26.512081652+00:00"},"epss":{"cve":"CVE-2009-4875","score":0.02565,"percentile":0.85122,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}