{"id":"CVE-2021-23495","aliases":["GHSA-rc3x-jf5g-xvc5"],"url":"https://o3.security/vulnerability/CVE-2021-23495","summary":"Open redirect in karma","details":"The package karma before 6.3.16 are vulnerable to Open Redirect due to missing validation of the return_url query parameter.","published":"2022-02-25T20:15:08.130Z","modified":"2026-07-08T23:58:52.583426Z","cvss":{"score":6.1,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"npm","name":"karma","fixedVersion":"6.3.16"}],"fix":{"url":"https://github.com/karma-runner/karma/commit/ff7edbb2ffbcdd69761bece86b7dc1ef0740508d","label":"karma-runner/karma@ff7edbb"},"references":[{"type":"FIX","url":"https://github.com/karma-runner/karma/commit/ff7edbb2ffbcdd69761bece86b7dc1ef0740508d"},{"type":"FIX","url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-2412347"},{"type":"FIX","url":"https://snyk.io/vuln/SNYK-JS-KARMA-2396325"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T23:58:52.583426Z"}}