CVE-2023-35162 XPlatform Wiki vulnerable to cross-site scripting via xcontinue parameter in preview actions template
Attackers can inject JavaScript via the xcontinue parameter in preview actions, potentially executing 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-2023-35162?
CVE-2023-35162 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 previewactions template to perform a XSS, e.g. by using URL such as: > <hostname>/xwiki/bin/get/FlamingoThemes/Cerulean xpage=xpart&vm=previewactions.vm&xcontinue=javascript:alert(document.domain). This vulnerability exists since XWiki 6.1-rc-1. The vulnerability has been patched in XWiki 14.10.5 and 15.1-rc-1.
Weakness: CWE-79
Which versions are affected by CVE-2023-35162?
4 open source packages ship an affected version, including org.xwiki.platform:xwiki-platform-flamingo-skin-resources. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.xwiki.platform:xwiki-platform-flamingo-skin-resources Maven | From 15.0-rc-1 | 15.1-rc-1 |
org.xwiki.platform:xwiki-platform-flamingo-skin-resources Maven | From 15.0-rc-1 | 15.1-rc-1 |
org.xwiki.platform:xwiki-platform-flamingo-skin-resources Maven | From 6.1-rc-1 | 14.10.5 |
org.xwiki.platform:xwiki-platform-flamingo-skin-resources Maven | From 6.1-rc-1 | 14.10.5 |
Products include Xwiki Xwiki.
How do I fix CVE-2023-35162?
Upgrade org.xwiki.platform:xwiki-platform-flamingo-skin-resources 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-2023-35162 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-35162 exists.
Public exploit code: 1 Nuclei template.
Other vulnerabilities in Xwiki Xwiki
- CVE-2025-24893 XWiki Platform Eval Injection
- CVE-2025-53836 XWiki Rendering is vulnerable to RCE attacks when processing nested macros
- CVE-2024-55662 XWiki allows remote code execution through the extension sheet
- CVE-2024-55877 XWiki allows remote code execution from account through macro descriptions and XWiki.XWikiSyntaxMacrosList
- CVE-2024-37901 XWiki Platform vulnerable to remote code execution from account via SearchSuggestConfigSheet
Sources
Also known as GHSA-q9hg-9qj2-mxf9.