{"id":"CVE-2020-13980","aliases":["GHSA-p9qw-fh38-x37f"],"url":"https://o3.security/vulnerability/CVE-2020-13980","summary":"OpenCart Cross-site Scripting","details":"OpenCart 3.0.3.3 allows remote authenticated users to conduct XSS attacks via a crafted filename in the users' image upload section because of a lack of entity encoding. NOTE: this issue exists because of an incomplete fix for CVE-2020-10596. The vendor states \"this is not a massive issue as you are still required to be logged into the admin.","published":"2020-06-09T14:15:10.217Z","modified":"2026-07-08T16:26:57.475503Z","cvss":{"score":4.8,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Packagist","name":"opencart/opencart","fixedVersion":null}],"fix":null,"references":[{"type":"EVIDENCE","url":"https://github.com/opencart/opencart/issues/7974"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T16:26:57.475503Z"}}