CVE-2023-29507 org.xwiki.platform:xwiki-platform-oldcore makes Incorrect Use of Privileged APIs with DocumentAuthors

What is CVE-2023-29507?

CVE-2023-29507 is a critical vulnerability in Xwiki Xwiki, published on 16 Apr 2023. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

XWiki Commons are technical libraries common to several other top level XWiki projects. The Document script API returns directly a DocumentAuthors allowing to set any authors to the document, which in consequence can allow subsequent executions of scripts since this author is used for checking rights. The problem has been patched in XWiki 14.10 and 14.4.7 by returning a safe script API.

Weakness: CWE-648

Which versions are affected by CVE-2023-29507?

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

Products include Xwiki Xwiki.

How do I fix CVE-2023-29507?

Upgrade org.xwiki.platform:xwiki-platform-oldcore to a fixed version for your release line: 14.4.7 or 14.10.

Is CVE-2023-29507 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-29507 exists.

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-pwfv-3cvg-9m4c.