{"id":"GHSA-2363-cqg2-863c","summary":"XML External Entity (XXE) Injection in JDOM","details":"An XXE issue in SAXBuilder in JDOM through 2.0.6 allows attackers to cause a denial of service via a crafted HTTP request. As a workaround, to avoid external entities being expanded, one can call `builder.setExpandEntities(false)` and they won't be expanded.","aliases":["BIT-solr-2021-33813","CVE-2021-33813"],"modified":"2025-09-16T15:50:00.520338Z","published":"2021-07-27T19:02:56Z","database_specific":{"github_reviewed":true,"github_reviewed_at":"2021-07-27T19:02:41Z","nvd_published_at":"2021-06-16T12:15:00Z","cwe_ids":["CWE-611"],"severity":"HIGH"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-33813"},{"type":"WEB","url":"https://github.com/hunterhacker/jdom/issues/189"},{"type":"WEB","url":"https://github.com/hunterhacker/jdom/pull/188"},{"type":"WEB","url":"https://github.com/hunterhacker/jdom/commit/dd4f3c2fc7893edd914954c73eb577f925a7d361"},{"type":"WEB","url":"https://www.oracle.com/security-alerts/cpujul2022.html"},{"type":"WEB","url":"https://www.oracle.com/security-alerts/cpuapr2022.html"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EWFVYTHGILOQXUA7U3SPOERQXL7OPSZG"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AH46QHE5GIMT6BL6C3GDTOYF27JYILXM"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2021/07/msg00012.html"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2021/06/msg00026.html"},{"type":"WEB","url":"https://lists.apache.org/thread.html/rfb7a93e40ebeb1e0068cde0bf3834dcab46bb1ef06d6424db48ed9fd@%3Cdev.tika.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/rbc075a4ac85e7a8e47420b7383f16ffa0af3b792b8423584735f369f@%3Cissues.solr.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r9974f64723875052e02787b2a5eda689ac5247c71b827d455e5dc9a6@%3Cissues.solr.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r89b3800cfabb1e773e49425e5d4239c28a659839a2eca6af3431482e@%3Cissues.solr.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r845e987b7cd8efe610284958e997b84583f5a98d3394adc09e3482fe@%3Cissues.solr.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r6db397ae7281ead825338200d1f62d2827585a70797cc9ac0c4bd23f@%3Cissues.solr.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r5674106135bb1a6ef57483f4c63a9c44bca85d0e2a8a05895a8f1d89@%3Cissues.solr.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r21c406c7ed88fe340db7dbae75e58355159e6c324037c7d5547bf40b@%3Cissues.solr.apache.org%3E"},{"type":"WEB","url":"https://github.com/hunterhacker/jdom/releases/tag/JDOM-2.0.6.1"},{"type":"WEB","url":"https://github.com/hunterhacker/jdom/releases"},{"type":"PACKAGE","url":"https://github.com/hunterhacker/jdom"},{"type":"WEB","url":"https://alephsecurity.com/vulns/aleph-2021003"}],"affected":[{"package":{"name":"org.jdom:jdom2","ecosystem":"Maven","purl":"pkg:maven/org.jdom/jdom2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.6.1"}]}],"versions":["0.0.2-BETA","0.0.3-BETA","0.0.4-BETA","0.0.5-BETA","0.0.6-BETA","2.0.3","2.0.4","2.0.5","2.0.6"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/07/GHSA-2363-cqg2-863c/GHSA-2363-cqg2-863c.json"}},{"package":{"name":"org.jdom:jdom","ecosystem":"Maven","purl":"pkg:maven/org.jdom/jdom"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"2.0.2"}]}],"versions":["1.1","1.1.2","1.1.3","2.0.0","2.0.1","2.0.2"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/07/GHSA-2363-cqg2-863c/GHSA-2363-cqg2-863c.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}