{"id":"CVE-2021-32621","aliases":["GHSA-h353-hc43-95vc"],"url":"https://o3.security/vulnerability/CVE-2021-32621","summary":"Script injection without script or programming rights through Gadget titles","details":"### Impact\nA user without Script or Programming right is able to execute script requiring privileges by editing gadget titles in the dashboard.\n\n### Patches\nThe issue has been patched in XWiki 12.6.7, 12.10.3 and 13.0RC1.\n\n### Workarounds\nThere's no easy workaround for this issue, it is recommended to upgrade XWiki.\n\n### References\nhttps://jira.xwiki.org/browse/XWIKI-17794\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open an issue in [JIRA](https://jira.xwiki.org)\n* Email us at [XWiki security mailing-list](mailto:security@xwiki.org)\n","published":"2021-05-28T21:15:08.980Z","modified":"2026-08-07T17:28:07.223738Z","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"Maven","name":"org.xwiki.commons:xwiki-commons-core","fixedVersion":"12.6.7"},{"ecosystem":"Maven","name":"org.xwiki.commons:xwiki-commons-core","fixedVersion":"12.10.3"}],"fix":{"url":"https://github.com/xwiki/xwiki-platform/commit/bb7068bd911f91e5511f3cfb03276c7ac81100bc","label":"xwiki/xwiki-platform@bb7068b"},"references":[{"type":"ADVISORY","url":"https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-h353-hc43-95vc"},{"type":"REPORT","url":"https://jira.xwiki.org/browse/XWIKI-17794"},{"type":"FIX","url":"https://github.com/xwiki/xwiki-platform/commit/bb7068bd911f91e5511f3cfb03276c7ac81100bc"},{"type":"EVIDENCE","url":"https://jay-from-future.github.io/cve/2021/06/17/xwiki-rce-cve.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-32621"},{"type":"PACKAGE","url":"https://github.com/xwiki/xwiki-platform"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T17:28:07.223738Z"}}