CVE-2023-26480 XWiki-Platform vulnerable to stored Cross-site Scripting via the HTML displayer in Live Data

What is CVE-2023-26480?

CVE-2023-26480 is a high-severity cross-site scripting vulnerability in Xwiki Xwiki, published on 2 Mar 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

XWiki Platform is a generic wiki platform. Starting in version 12.10, a user without script rights can introduce a stored cross-site scripting by using the Live Data macro. This has been patched in XWiki 14.9, 14.4.7, and 13.10.10. There are no known workarounds.

Weakness: CWE-79

Which versions are affected by CVE-2023-26480?

6 open source packages ship an affected version, including org.xwiki.platform:xwiki-platform-livedata-macro. It affects 1 product.

Products include Xwiki Xwiki.

How do I fix CVE-2023-26480?

Upgrade org.xwiki.platform:xwiki-platform-livedata-macro to a fixed version for your release line: 13.10.10, 14.4.7 or 14.9.

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-2023-26480 being exploited?

There is no known exploitation of CVE-2023-26480 in the wild and no public exploit code.

Other vulnerabilities in Xwiki Xwiki

• CVE-2025-24893 XWiki Platform Eval Injection Exploited Critical 9.8
• CVE-2025-53836 XWiki Rendering is vulnerable to RCE attacks when processing nested macros Critical 10.0
• CVE-2024-55662 XWiki allows remote code execution through the extension sheet Critical 10.0
• CVE-2024-55877 XWiki allows remote code execution from account through macro descriptions and XWiki.XWikiSyntaxMacrosList Critical 10.0
• CVE-2024-37901 XWiki Platform vulnerable to remote code execution from account via SearchSuggestConfigSheet Critical 10.0

All Xwiki Xwiki vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-32fq-m2q5-h83g.