XWiki Platform is a generic wiki platform. Starting in version 3.0.1 and prior to versions 4.10.19, 15.5.4, and 15.10-rc-1, the HTML escaping of escaping tool that is used in XWiki doesn't escape `{`, which, when used in certain places, allows XWiki syntax injection and thereby remote code execution. The vulnerability has been fixed in XWiki 14.10.19, 15.5.5, and 15.9 RC1. Apart from upgrading, there is no generic workaround. However, replacing `$escapetool.html` by `$escapetool.xml` in XWiki documents fixes the vulnerability. In a standard XWiki installation, the maintainers are only aware of the document `Panels.PanelLayoutUpdate` that exposes this vulnerability, patching this document is thus a workaround. Any extension could expose this vulnerability and might thus require patching, too.
History

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published: 2024-04-10T20:46:19.929Z

Updated: 2024-08-02T01:59:50.900Z

Reserved: 2024-04-08T13:48:37.491Z

Link: CVE-2024-31996

cve-icon Vulnrichment

Updated: 2024-06-03T14:26:43.787Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2024-04-10T21:15:07.510

Modified: 2024-04-11T12:47:44.137

Link: CVE-2024-31996

cve-icon Redhat

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