{"cve":"CVE-2013-4221","nvd":{"published":"2013-10-10T00:55:14.850","modified":"2026-06-16T23:56:50.447","status":"Modified","description":"The default configuration of the ObjectRepresentation class in Restlet before 2.1.4 deserializes objects from untrusted sources using the Java XMLDecoder, which allows remote attackers to execute arbitrary Java code via crafted XML.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-16","CWE-91"],"references":["http://blog.diniscruz.com/2013/08/using-xmldecoder-to-execute-server-side.html","http://restlet.org/learn/2.1/changes","http://rhn.redhat.com/errata/RHSA-2013-1410.html","http://rhn.redhat.com/errata/RHSA-2013-1862.html","https://bugzilla.redhat.com/show_bug.cgi?id=995275"],"products":["restlet:restlet"],"source":"nvd","synced_at":"2026-10-19T20:30:15.895642412+00:00"},"epss":{"cve":"CVE-2013-4221","score":0.03434,"percentile":0.88955,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-92j2-5r7p-6hjw","url":"https://osv.dev/vulnerability/GHSA-92j2-5r7p-6hjw","summary":"Restlet is vulnerable to Arbitrary Java Code Execution via crafted XML","modified":"2024-03-05T17:30:03Z","packages":[{"ecosystem":"Maven","name":"org.restlet.jse:org.restlet","purl":"pkg:maven/org.restlet.jse/org.restlet","ranges":["<2.1.4"],"fixed":["2.1.4"]}]}],"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."]}