{"id":"CVE-2020-27822","aliases":["BIT-wildfly-2020-27822","GHSA-qx3p-9mmp-4v8h"],"url":"https://o3.security/vulnerability/CVE-2020-27822","summary":"Wildfly has a memory leak vulnerability","details":"A flaw was found in Wildfly affecting versions 19.0.0.Final, 19.1.0.Final, 20.0.0.Final, 20.0.1.Final, and 21.0.0.Final. When an application uses the OpenTracing API's java-interceptors, there is a possibility of a memory leak. This flaw allows an attacker to impact the availability of the server. The highest threat from this vulnerability is to system availability.","published":"2020-12-08T01:15:12.413Z","modified":"2026-07-08T19:03:09.570291Z","cvss":{"score":5.9,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":{"score":0.01122,"percentile":0.64624,"asOf":"2026-09-17"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.wildfly:wildfly-parent","fixedVersion":"21.0.2.Final"},{"ecosystem":"Maven","name":"org.wildfly:wildfly-parent","fixedVersion":"22.0.0.Beta1"}],"fix":{"url":"https://github.com/wildfly/wildfly/pull/13749","label":"wildfly/wildfly#13749"},"references":[{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1904060"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-27822"},{"type":"WEB","url":"https://github.com/wildfly/wildfly/pull/13749"},{"type":"WEB","url":"https://github.com/wildfly/wildfly/pull/13779"},{"type":"WEB","url":"https://github.com/wildfly/wildfly/commit/67ef84fd7aab789a535b137e5e506fd29d212455"},{"type":"WEB","url":"https://github.com/wildfly/wildfly/commit/c8b02f6a0605f4e2abfeaf21d28b7fe76171004b"},{"type":"PACKAGE","url":"https://github.com/wildfly/wildfly"},{"type":"WEB","url":"https://issues.redhat.com/browse/WFLY-14094"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T19:03:09.570291Z"}}