{"cve":"CVE-2020-13951","nvd":{"published":"2020-09-30T18:15:21.257","modified":"2026-06-17T02:53:59.027","status":"Modified","description":"Attackers can use public NetTest web service of Apache OpenMeetings 4.0.0-5.0.0 to organize denial of service attack.","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":[],"references":["http://packetstormsecurity.com/files/160186/Apache-OpenMeetings-5.0.0-Denial-Of-Service.html","https://lists.apache.org/thread.html/r1125f3044a0946d1e7e6f125a6170b58d413ebd4a95157e4608041c7%40%3Cannounce.apache.org%3E","https://lists.apache.org/thread.html/r90890afea72a9571d666820b2fe5942a0a5f86be406fa31da3dd0922%40%3Cannounce.apache.org%3E","https://lists.apache.org/thread.html/re2aed827cd24ae73cbc320e5808020c8d12c7b687ee861b27d728bbc%40%3Cuser.openmeetings.apache.org%3E","http://packetstormsecurity.com/files/160186/Apache-OpenMeetings-5.0.0-Denial-Of-Service.html"],"products":["apache:openmeetings"],"source":"nvd","synced_at":"2026-10-19T21:09:53.489947993+00:00"},"epss":{"cve":"CVE-2020-13951","score":0.68578,"percentile":0.99339,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-g37q-26qx-8v2m","url":"https://osv.dev/vulnerability/GHSA-g37q-26qx-8v2m","summary":"Denial of service in Apache OpenMeetings","modified":"2023-11-08T04:02:24.016965Z","packages":[{"ecosystem":"Maven","name":"org.apache.openmeetings:openmeetings-parent","purl":"pkg:maven/org.apache.openmeetings/openmeetings-parent","ranges":[">=4.0.0 <5.1.0"],"fixed":["5.1.0"]}]}],"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."]}