XWiki is a generic wiki platform. Any user with edit right on a page (could be the user's profile) can execute code (Groovy, Python, Velocity) with programming right by defining a wiki macro. This allows full access to the whole XWiki installation. The main problem is that if a wiki macro parameter allows wiki syntax, its default value is executed with the rights of the author of the document where it is used. This can be exploited by overriding a macro like the children macro that is used in a page that has programming right like the page XWiki.ChildrenMacro and thus allows arbitrary script macros. This vulnerability has been patched in XWiki 16.4.7, 16.10.3 and 17.0.0 by executing wiki parameters with the rights of the wiki macro's author when the parameter's value is the default value.
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Sat, 14 Jun 2025 08:15:00 +0000
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Description | XWiki is a generic wiki platform. Any user with edit right on a page (could be the user's profile) can execute code (Groovy, Python, Velocity) with programming right by defining a wiki macro. This allows full access to the whole XWiki installation. The main problem is that if a wiki macro parameter allows wiki syntax, its default value is executed with the rights of the author of the document where it is used. This can be exploited by overriding a macro like the children macro that is used in a page that has programming right like the page XWiki.ChildrenMacro and thus allows arbitrary script macros. This vulnerability has been patched in XWiki 16.4.7, 16.10.3 and 17.0.0 by executing wiki parameters with the rights of the wiki macro's author when the parameter's value is the default value. | |
Title | XWiki allows remote code execution through default value of wiki macro wiki-type parameters | |
Weaknesses | CWE-250 CWE-270 CWE-94 |
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Status: PUBLISHED
Assigner: GitHub_M
Published: 2025-06-13T16:09:22.997Z
Updated: 2025-06-13T16:29:33.031Z
Reserved: 2025-06-06T15:44:21.555Z
Link: CVE-2025-49581

Updated: 2025-06-13T16:29:14.834Z

Status : Awaiting Analysis
Published: 2025-06-13T16:15:27.570
Modified: 2025-06-16T12:32:18.840
Link: CVE-2025-49581

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