Critical severity9.9NVD Advisory· Published Apr 16, 2023· Updated Jun 17, 2026
CVE-2023-30537
CVE-2023-30537
Description
XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Any user with the right to add an object on a page can execute arbitrary Groovy, Python or Velocity code in XWiki leading to full access to the XWiki installation. The root cause is improper escaping of the styles properties FlamingoThemesCode.WebHome. This page is installed by default. The vulnerability has been patched in XWiki versions 13.10.11, 14.4.7 and 14.10.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
org.xwiki.platform:xwiki-platform-flamingo-theme-uiMaven | >= 12.6.6, < 13.10.11 | 13.10.11 |
org.xwiki.platform:xwiki-platform-flamingo-theme-uiMaven | >= 14.0-rc-1, < 14.4.7 | 14.4.7 |
org.xwiki.platform:xwiki-platform-flamingo-theme-uiMaven | >= 14.5, < 14.10 | 14.10 |
Affected products
3- Range: >= 12.6.6, < 13.10.11
- ghsa-coordsRange: >= 12.6.6, < 13.10.11
Patches
Vulnerability mechanics
References
5- github.com/xwiki/xwiki-platform/commit/df596f15368342236f8899ca122af8f3df0fe2e8nvdPatchWEB
- github.com/xwiki/xwiki-platform/security/advisories/GHSA-vrr8-fp7c-7qgpnvdExploitPatchVendor AdvisoryWEB
- jira.xwiki.org/browse/XWIKI-20280nvdExploitIssue TrackingPatchVendor AdvisoryWEB
- github.com/advisories/GHSA-vrr8-fp7c-7qgpghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2023-30537ghsaADVISORY
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