Incorrect authorization in XWiki platform - CVE-2023-35166
Published: June 20, 2023 / Updated: May 5, 2026
Vulnerability identifier: #VU129945
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-35166
CWE-ID: CWE-863
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: XWiki
Affected software:
XWiki platform
XWiki platform
Detailed vulnerability description
The vulnerability allows a remote user to execute arbitrary wiki content with the rights of the TipsPanel author.
The vulnerability exists due to incorrect authorization in the TipsPanel UI extension handling when processing a crafted tip UI extension. A remote user can create a tip UI extension for the org.xwiki.platform.help.tipsPanel extension point to execute arbitrary wiki content with the rights of the TipsPanel author.
How to mitigate CVE-2023-35166
Install security update from vendor's website.