{"id":"CVE-2023-26472","aliases":["GHSA-vwr6-qp4q-2wj7"],"url":"https://o3.security/vulnerability/CVE-2023-26472","summary":"XWiki Platform vulnerable to privilege escalation via async macro and IconThemeSheet from the user profile","details":"### Impact\n\nOne can execute any wiki content with the right of IconThemeSheet author by creating an icon theme with the following content:\n\n```\n}}}\n{{async async=\"true\"}}\n{{groovy}}\n  println(\"Hello from Groovy!\")\n{{/groovy}}\n{{/async}}\n{{{\n```\n\nCan be done by creating a new page or even through the user profile for users not having edit right.\n\n### Patches\n\nThis has been patched in XWiki 14.9, 14.4.6, and 13.10.10.\n\n### Workarounds\n\nAn easy workaround is to actually fix the bug in the page `IconThemesCode.IconThemeSheet` by applying the following modification: https://github.com/xwiki/xwiki-platform/commit/48caf7491595238af2b531026a614221d5d61f38#diff-2ec9d716673ee049937219cdb0a92e520f81da14ea84d144504b97ab2bdae243R45\n\n### References\n\nhttps://jira.xwiki.org/browse/XWIKI-19731\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open an issue in [Jira](http://jira.xwiki.org)\n* Email us at [Security ML](mailto:security@xwiki.org)\n","published":"2023-03-02T18:25:06.051Z","modified":"2026-08-12T13:34:03.215022Z","cvss":{"score":9.9,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":2,"affectedPackages":[{"ecosystem":"Maven","name":"org.xwiki.platform:xwiki-platform-icon-ui","fixedVersion":"13.10.10"},{"ecosystem":"Maven","name":"org.xwiki.platform:xwiki-platform-icon-ui","fixedVersion":"14.4.6"},{"ecosystem":"Maven","name":"org.xwiki.platform:xwiki-platform-icon-ui","fixedVersion":"14.9"}],"fix":{"url":"https://github.com/xwiki/xwiki-platform/commit/48caf7491595238af2b531026a614221d5d61f38#diff-2ec9d716673ee049937219cdb0a92e520f81da14ea84d144504b97ab2bdae243R45","label":"xwiki/xwiki-platform@48caf74"},"references":[{"type":"WEB","url":"https://jira.xwiki.org/browse/XWIKI-19731"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/26xxx/CVE-2023-26472.json"},{"type":"ADVISORY","url":"https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-vwr6-qp4q-2wj7"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-26472"},{"type":"FIX","url":"https://github.com/xwiki/xwiki-platform/commit/48caf7491595238af2b531026a614221d5d61f38#diff-2ec9d716673ee049937219cdb0a92e520f81da14ea84d144504b97ab2bdae243R45"},{"type":"PACKAGE","url":"https://github.com/xwiki/xwiki-platform"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T13:34:03.215022Z"}}