{"cve":"CVE-2021-30468","nvd":{"published":"2021-06-16T12:15:12.617","modified":"2026-06-17T03:50:17.760","status":"Modified","description":"A vulnerability in the JsonMapObjectReaderWriter of Apache CXF allows an attacker to submit malformed JSON to a web service, which results in the thread getting stuck in an infinite loop, consuming CPU indefinitely. This issue affects Apache CXF versions prior to 3.4.4; Apache CXF versions prior to 3.3.11.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-835","CWE-400"],"references":["http://cxf.apache.org/security-advisories.data/CVE-2021-30468.txt.asc","http://www.openwall.com/lists/oss-security/2021/06/16/2","https://lists.apache.org/thread.html/r3f46ae38e4a6e80c069cdb320e0ce831b0a21a12ef0cc92c0943f34a%40%3Ccommits.tomee.apache.org%3E","https://lists.apache.org/thread.html/r4771084730c4cf6e59eda60b4407122c86f174eb750b24f610ba9ff4%40%3Ccommits.tomee.apache.org%3E","https://lists.apache.org/thread.html/r4a4b6bc0520b69c18d2a59daa6af84ae49f0c22164dccb8538794459%40%3Cannounce.apache.org%3E"],"products":["apache:cxf","apache:tomee","oracle:business_intelligence","oracle:communications_element_manager","oracle:communications_messaging_server"],"source":"nvd","synced_at":"2026-10-19T21:20:07.141963181+00:00"},"epss":{"cve":"CVE-2021-30468","score":0.07024,"percentile":0.94181,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-g23v-p5jq-jvh4","url":"https://osv.dev/vulnerability/GHSA-g23v-p5jq-jvh4","summary":"Infinite loop in Apache CFX","modified":"2024-02-17T05:34:18.328615Z","packages":[{"ecosystem":"Maven","name":"org.apache.cxf:apache-cxf","purl":"pkg:maven/org.apache.cxf/apache-cxf","ranges":[">=3.4.0 <3.4.4"],"fixed":["3.4.4"]},{"ecosystem":"Maven","name":"org.apache.cxf:apache-cxf","purl":"pkg:maven/org.apache.cxf/apache-cxf","ranges":["<3.3.11"],"fixed":["3.3.11"]},{"ecosystem":"Maven","name":"org.apache.cxf:cxf","purl":"pkg:maven/org.apache.cxf/cxf","ranges":[">=3.4.0 <3.4.4"],"fixed":["3.4.4"]},{"ecosystem":"Maven","name":"org.apache.cxf:cxf","purl":"pkg:maven/org.apache.cxf/cxf","ranges":["<3.3.11"],"fixed":["3.3.11"]}]}],"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."]}