{"id":"CVE-2023-28477","aliases":["GHSA-xfmj-r86m-j2hr"],"url":"https://o3.security/vulnerability/CVE-2023-28477","summary":"Stored cross site scripting on API integration","details":"Concrete CMS (previously concrete5) versions 8.5.12 and below, and 9.0 through 9.1.3 is vulnerable to stored XSS on API Integrations via the name parameter.","published":"2023-04-28T00:00:00Z","modified":"2026-07-15T01:48:55.448498175Z","cvss":{"score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AC:L/AV:N/A:N/C:H/I:L/PR:H/S:U/UI:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"concrete5/concrete5","fixedVersion":"9.2.0"}],"fix":null,"references":[{"type":"WEB","url":"https://concretecms.com"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/28xxx/CVE-2023-28477.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-28477"},{"type":"ADVISORY","url":"https://www.concretecms.org/about/project-news/security/concrete-cms-security-advisory-2023-04-20"},{"type":"ARTICLE","url":"https://www.concretecms.org/about/project-news/security/2023-11-09-security-blog-about-updated-cves-and-new-release"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-15T01:48:55.448498175Z"}}