Information Exposure Affecting org.xwiki.platform:xwiki-platform-oldcore package, versions [10.11.1,13.10.11) [14.0-rc-1,14.4.8) [14.5,14.10.3)
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Test your applications- Snyk ID SNYK-JAVA-ORGXWIKIPLATFORM-5441122
- published 21 Apr 2023
- disclosed 21 Apr 2023
- credit Unknown
Introduced: 21 Apr 2023
CVE-2023-29526 Open this link in a new tabHow to fix?
Upgrade org.xwiki.platform:xwiki-platform-oldcore to version 13.10.11, 14.4.8, 14.10.3 or higher.
Overview
org.xwiki.platform:xwiki-platform-oldcore is a generic wiki platform offering runtime services for applications built on top of it.
Affected versions of this package are vulnerable to Information Exposure in restricted mode, which can be circumvented to to display or interact with any page a user cannot access, using a combination of the async and display macros. A comment with either macro will be executed when viewed, providing a code injection vector in the context of the running server.
PoC
As a guest, create a comment with content {{async}}{{display reference="Menu.WebHome" /}}{{/async}}. The contents of Menu.WebHome is now visible from the comments viewer.