CVE-2023-35161 XWiki Platform vulnerable to reflected cross-site scripting via xredirect parameter in DeleteApplication page

Critical 9.7 Published Updated

Attackers can inject JavaScript via the xredirect parameter in the DeleteApplication page, potentially executing arbitrary code in victim browsers.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2023-35161?

CVE-2023-35161 is a critical cross-site scripting vulnerability in Xwiki Xwiki, published on 23 Jun 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Users are able to forge an URL with a payload allowing to inject Javascript in the page (XSS). It's possible to exploit the DeleteApplication page to perform a XSS, e.g. by using URL such as: > xwiki/bin/view/AppWithinMinutes/DeleteApplication?appName=Menu&resolve=true&xredirect=javascript:alert(document.domain). This vulnerability exists since XWiki 6.2-milestone-1. The vulnerability has been patched in XWiki 14.10.5 and 15.1-rc-1.

Weakness: CWE-79, CWE-87

Which versions are affected by CVE-2023-35161?

4 open source packages ship an affected version, including org.xwiki.platform:xwiki-platform-appwithinminutes-ui. It affects 1 product.

PackageAffectedFixed in
org.xwiki.platform:xwiki-platform-appwithinminutes-ui MavenFrom 15.0-rc-115.1-rc-1
org.xwiki.platform:xwiki-platform-appwithinminutes-ui MavenFrom 15.0-rc-115.1-rc-1
org.xwiki.platform:xwiki-platform-appwithinminutes-ui MavenFrom 6.2-milestone-114.10.5
org.xwiki.platform:xwiki-platform-appwithinminutes-ui MavenFrom 6.2-milestone-114.10.5

Products include Xwiki Xwiki.

How do I fix CVE-2023-35161?

Upgrade org.xwiki.platform:xwiki-platform-appwithinminutes-ui to a fixed version for your release line: 15.1-rc-1 or 14.10.5.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2023-35161 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-35161 exists.

Public exploit code: 1 Nuclei template.

All Xwiki Xwiki vulnerabilities

Sources

Also known as GHSA-4xm7-5q79-3fch.

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