{"id":"CVE-2021-41467","aliases":["GHSA-gxmc-5wj3-jx64"],"url":"https://o3.security/vulnerability/CVE-2021-41467","summary":"Cross-site scripting in application/controllers/dropbox.php in JustWriting","details":"Cross-site scripting (XSS) vulnerability in application/controllers/dropbox.php in JustWriting 1.0.0 and below allow remote attackers to inject arbitrary web script or HTML via the challenge parameter.","published":"2021-10-01T16:15:08.140Z","modified":"2026-07-09T06:35:30.583270Z","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":{"score":0.03601,"percentile":0.88595,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"hjue/justwriting","fixedVersion":null}],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/hjue/JustWriting/"},{"type":"REPORT","url":"https://github.com/hjue/JustWriting/issues/106"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-09T06:35:30.583270Z"}}