Improper Neutralization of Alternate XSS Syntax in XWiki platform - CVE-2023-35156
Published: June 22, 2023 / Updated: May 5, 2026
Vulnerability identifier: #VU129944
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2023-35156
CWE-ID: CWE-87
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 attacker to inject javascript in the page.
The vulnerability exists due to improper neutralization of alternate XSS syntax in the delete template when processing the xredirect parameter. A remote attacker can send a specially crafted URL to inject javascript in the page.
User interaction is required to open the crafted URL.
How to mitigate CVE-2023-35156
Install security update from vendor's website.