{"id":"CVE-2023-36477","aliases":["EUVD-2023-1726","GHSA-793w-g325-hrw2"],"status":"published","title":"Persistent Cross-site Scripting (XSS) through CKEditor Configuration pages in XWiki Platform","description":"XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Any user with edit rights can edit all pages in the `CKEditor' space. This makes it possible to perform a variety of harmful actions, such as removing technical documents, leading to loss of service and editing the javascript configuration of CKEditor, leading to persistent XSS. This issue has been patched in XWiki 14.10.6 and XWiki 15.1. This issue has been patched on the CKEditor Integration extension 1.64.9 for XWiki version older than 14.6RC1. Users are advised to upgrade. Users unable to upgrade may manually address the issue by restricting the `edit` and `delete` rights to a trusted user or group (e.g. the `XWiki.XWikiAdminGroup` group), implicitly disabling those rights for all other users. See commit `9d9d86179` for details.","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00903,"percentile":0.60207,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2023-06-30T18:57:38Z","modified":"2026-10-28T02:30:49Z","fixes":[{"ecosystem":"Maven","package":"org.xwiki.platform:xwiki-platform-ckeditor-ui","fixed_in":["14.10.6","15.1"],"sources":["ghsa","osv"]},{"ecosystem":"Maven","package":"org.xwiki.contrib:application-ckeditor-ui","fixed_in":["1.64.9"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.xwiki.platform:xwiki-platform-ckeditor-ui","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"14.6-rc-1"},{"fixed":"14.10.6"}]}]},{"source":"ghsa","ecosystem":"Maven","package":"org.xwiki.contrib:application-ckeditor-ui","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.9"},{"fixed":"1.64.9"}]}]},{"source":"ghsa","ecosystem":"Maven","package":"org.xwiki.platform:xwiki-platform-ckeditor-ui","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"15.0-rc-1"},{"fixed":"15.1"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.xwiki.platform:xwiki-platform-ckeditor-ui","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"14.6-rc-1"},{"fixed":"14.10.6"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.xwiki.contrib:application-ckeditor-ui","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.9"},{"fixed":"1.64.9"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.xwiki.platform:xwiki-platform-ckeditor-ui","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"15.0-rc-1"},{"fixed":"15.1"}]}]}],"products":[{"vendor":"xwiki","product":"ckeditor_integration"},{"vendor":"xwiki","product":"xwiki"},{"vendor":"xwiki","product":"xwiki-platform"}],"references":[{"url":"https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-793w-g325-hrw2","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Mitigation","Patch","Vendor Advisory","advisory","web"]},{"url":"https://github.com/xwiki/xwiki-platform/commit/9d9d86179457cb8dc48b4491510537878800be4f","tags":["x_refsource_MISC","x_transferred","Patch","fix","web"]},{"url":"https://jira.xwiki.org/browse/CKEDITOR-508","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Vendor Advisory","web"]},{"url":"https://jira.xwiki.org/browse/XWIKI-20590","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Vendor Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-36477","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-793w-g325-hrw2"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/36xxx/CVE-2023-36477.json","tags":["advisory"]},{"url":"https://github.com/xwiki/xwiki-platform","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2023-36477","title":"Persistent Cross-site Scripting (XSS) through CKEditor Configuration pages in XWiki Platform","description":"XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Any user with edit rights can edit all pages in the `CKEditor' space. This makes it possible to perform a variety of harmful actions, such as removing technical documents, leading to loss of service and editing the javascript configuration of CKEditor, leading to persistent XSS. This issue has been patched in XWiki 14.10.6 and XWiki 15.1. This issue has been patched on the CKEditor Integration extension 1.64.9 for XWiki version older than 14.6RC1. Users are advised to upgrade. Users unable to upgrade may manually address the issue by restricting the `edit` and `delete` rights to a trusted user or group (e.g. the `XWiki.XWikiAdminGroup` group), implicitly disabling those rights for all other users. See commit `9d9d86179` for details.\n\n\n\n","status":"published","published":"2023-06-30T18:57:38.354Z","modified":"2024-12-04T17:05:21.052Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:35:28.218693Z"}],"euvd":[{"id":"EUVD-2023-1726","description":"XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Any user with edit rights can edit all pages in the `CKEditor' space. This makes it possible to perform a variety of harmful actions, such as removing technical documents, leading to loss of service and editing the javascript configuration of CKEditor, leading to persistent XSS. This issue has been patched in XWiki 14.10.6 and XWiki 15.1. This issue has been patched on the CKEditor Integration extension 1.64.9 for XWiki version older than 14.6RC1. Users are advised to upgrade. Users unable to upgrade may manually address the issue by restricting the `edit` and `delete` rights to a trusted user or group (e.g. the `XWiki.XWikiAdminGroup` group), implicitly disabling those rights for all other users. See commit `9d9d86179` for details.\n\n\n\n","status":"published","published":"2023-06-30T18:57:38Z","modified":"2024-12-04T17:05:21Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T00:04:40.891519Z"}],"ghsa":[{"id":"GHSA-793w-g325-hrw2","title":"XWiki Platform vulnerable to persistent Cross-site Scripting through CKEditor Configuration pages","description":"### Effect\nAny user with edit rights can edit all pages in the `CKEditor' space. This makes it possible to perform a variety of harmful actions, such as\n- removing technical documents, leading to loss of service\n- Editing the javascript configuration of CKEditor, leading to persistent XSS\n\n### Patches\nThis issue has been patched in XWiki 14.10.6 and XWiki 15.1.\nThis issue has been patched on the CKEditor Integration extension 1.64.9 for XWiki version older than 14.6RC1.\n\n### Workarounds\nThe issue can be fixed manually by restricting the `edit` and `delete` rights to a trusted user or group (e.g. the `XWiki.XWikiAdminGroup` group), implicitly disabling those rights for all other users.\nSee https://github.com/xwiki/xwiki-platform/commit/9d9d86179457cb8dc48b4491510537878800be4f\n\n### References\n- https://jira.xwiki.org/browse/XWIKI-20590\n- https://jira.xwiki.org/browse/CKEDITOR-508\n- https://github.com/xwiki/xwiki-platform/commit/9d9d86179457cb8dc48b4491510537878800be4f\n\n\n### For more information\n\nIf you have any questions or comments about this advisory:\n\n*    Open an issue in [Jira XWiki.org](https://jira.xwiki.org/)\n*    Email us at [Security Mailing List](mailto:security@xwiki.org)","status":"published","published":"2023-06-30T20:40:47Z","modified":"2023-11-05T05:06:44Z","cvss":[{"version":"3.1","score":9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:37:13.301199Z"}],"nvd":[{"id":"CVE-2023-36477","description":"XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Any user with edit rights can edit all pages in the `CKEditor' space. This makes it possible to perform a variety of harmful actions, such as removing technical documents, leading to loss of service and editing the javascript configuration of CKEditor, leading to persistent XSS. This issue has been patched in XWiki 14.10.6 and XWiki 15.1. This issue has been patched on the CKEditor Integration extension 1.64.9 for XWiki version older than 14.6RC1. Users are advised to upgrade. Users unable to upgrade may manually address the issue by restricting the `edit` and `delete` rights to a trusted user or group (e.g. the `XWiki.XWikiAdminGroup` group), implicitly disabling those rights for all other users. See commit `9d9d86179` for details.\n\n\n\n","status":"published","published":"2023-06-30T19:15:09.187Z","modified":"2026-06-17T06:06:21.063Z","cvss":[{"version":"3.1","score":9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:08:14.715708Z"}],"osv":[{"id":"CVE-2023-36477","title":"Persistent Cross-site Scripting (XSS) through CKEditor Configuration pages in XWiki Platform","description":"XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Any user with edit rights can edit all pages in the `CKEditor' space. This makes it possible to perform a variety of harmful actions, such as removing technical documents, leading to loss of service and editing the javascript configuration of CKEditor, leading to persistent XSS. This issue has been patched in XWiki 14.10.6 and XWiki 15.1. This issue has been patched on the CKEditor Integration extension 1.64.9 for XWiki version older than 14.6RC1. Users are advised to upgrade. Users unable to upgrade may manually address the issue by restricting the `edit` and `delete` rights to a trusted user or group (e.g. the `XWiki.XWikiAdminGroup` group), implicitly disabling those rights for all other users. See commit `9d9d86179` for details.\n\n\n\n","status":"published","published":"2023-06-30T18:57:38.354Z","modified":"2026-10-28T02:30:49.139703418Z","cvss":[{"version":"3.1","score":9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:44:32.510144Z"},{"id":"GHSA-793w-g325-hrw2","title":"XWiki Platform vulnerable to persistent Cross-site Scripting through CKEditor Configuration pages","description":"### Effect\nAny user with edit rights can edit all pages in the `CKEditor' space. This makes it possible to perform a variety of harmful actions, such as\n- removing technical documents, leading to loss of service\n- Editing the javascript configuration of CKEditor, leading to persistent XSS\n\n### Patches\nThis issue has been patched in XWiki 14.10.6 and XWiki 15.1.\nThis issue has been patched on the CKEditor Integration extension 1.64.9 for XWiki version older than 14.6RC1.\n\n### Workarounds\nThe issue can be fixed manually by restricting the `edit` and `delete` rights to a trusted user or group (e.g. the `XWiki.XWikiAdminGroup` group), implicitly disabling those rights for all other users.\nSee https://github.com/xwiki/xwiki-platform/commit/9d9d86179457cb8dc48b4491510537878800be4f\n\n### References\n- https://jira.xwiki.org/browse/XWIKI-20590\n- https://jira.xwiki.org/browse/CKEDITOR-508\n- https://github.com/xwiki/xwiki-platform/commit/9d9d86179457cb8dc48b4491510537878800be4f\n\n\n### For more information\n\nIf you have any questions or comments about this advisory:\n\n*    Open an issue in [Jira XWiki.org](https://jira.xwiki.org/)\n*    Email us at [Security Mailing List](mailto:security@xwiki.org)","status":"published","published":"2023-06-30T20:40:47Z","modified":"2026-09-10T03:49:53.971414872Z","cvss":[{"version":"3.1","score":9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:40.657155Z"}]}}