{"id":"CVE-2020-28480","aliases":["GHSA-qwp9-52h8-xgg8"],"url":"https://o3.security/vulnerability/CVE-2020-28480","summary":"Prototype pollution in JointJS","details":"The package jointjs before 3.3.0 are vulnerable to Prototype Pollution via util.setByPath (https://resources.jointjs.com/docs/jointjs/v3.2/joint.htmlutil.setByPath). The path used the access the object's key and set the value is not properly sanitized, leading to a Prototype Pollution.","published":"2021-01-19T15:15:11.980Z","modified":"2026-07-08T20:42:20.569732Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.01359,"percentile":0.69156,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"npm","name":"jointjs","fixedVersion":"3.3.0"}],"fix":{"url":"https://github.com/clientIO/joint/pull/1406","label":"clientIO/joint#1406"},"references":[{"type":"ADVISORY","url":"https://github.com/clientIO/joint/blob/master/src/util/util.mjs%23L150"},{"type":"ADVISORY","url":"https://github.com/clientIO/joint/pull/1406"},{"type":"ADVISORY","url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1062037"},{"type":"ADVISORY","url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1062036"},{"type":"ADVISORY","url":"https://snyk.io/vuln/SNYK-JS-JOINTJS-1024444"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T20:42:20.569732Z"}}