{"id":"CVE-2024-21910","aliases":["GHSA-r8hm-w5f7-wj39","PYSEC-2026-632"],"url":"https://o3.security/vulnerability/CVE-2024-21910","summary":"Cross-site scripting vulnerability in TinyMCE plugins","details":"TinyMCE versions before 5.10.0 are affected by a cross-site scripting vulnerability. A remote and unauthenticated attacker could introduce crafted image or link URLs that would result in the execution of arbitrary JavaScript in an editing user's browser.","published":"2024-01-03T15:55:27.061Z","modified":"2026-08-12T03:51:15.108225673Z","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":1,"affectedPackages":[{"ecosystem":"npm","name":"tinymce","fixedVersion":"5.10.0"},{"ecosystem":"NuGet","name":"TinyMCE","fixedVersion":"5.10.0"},{"ecosystem":"Packagist","name":"tinymce/tinymce","fixedVersion":"5.10.0"},{"ecosystem":"PyPI","name":"django-tinymce","fixedVersion":"3.4.0"}],"fix":null,"references":[{"type":"WEB","url":"https://github.com/jazzband/django-tinymce/releases/tag/3.4.0"},{"type":"WEB","url":"https://nuget.org/packages"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/21xxx/CVE-2024-21910.json"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-r8hm-w5f7-wj39"},{"type":"ADVISORY","url":"https://github.com/tinymce/tinymce/security/advisories/GHSA-r8hm-w5f7-wj39"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-21910"},{"type":"ADVISORY","url":"https://vulncheck.com/advisories/vc-advisory-GHSA-r8hm-w5f7-wj39"},{"type":"REPORT","url":"https://github.com/jazzband/django-tinymce/issues/366"},{"type":"PACKAGE","url":"https://pypi.org/project/django-tinymce/3.4.0/"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:15.108225673Z"}}