Missing Authorization in XWiki platform - CVE-2023-37910
Published: October 25, 2023 / Updated: May 5, 2026
Vulnerability identifier: #VU129953
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-37910
CWE-ID: CWE-862
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 disclose sensitive information and modify attachments.
The vulnerability exists due to missing authorization in attachment move support in org.xwiki.platform:xwiki-platform-attachment-api when moving attachments between documents. A remote user can move an attachment from another document to an attacker-controlled document to disclose sensitive information and modify attachments.
The source attachment name must be known, and the moved attachment is deleted from the source document.
How to mitigate CVE-2023-37910
Install security update from vendor's website.