CVE-2026-40105: medium-severity vulnerability in xwiki-platform
XWiki has Reflected Cross-Site Scripting (XSS) in its page history compare functionality
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
28Vexday Risk Score
Patch soon. It has a working public exploit.
ssvc Attendcvss 6.5epss 0.5%
XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Versions 10.4-rc-1, through 16.10.15, 17.0.0-rc-1, through 17.4.7 and 17.5.0-rc-1 through 17.10.0 contain a reflected cross-site scripting vulnerability (XSS) in the comparison view between revisions of a page allows executing JavaScript code in the user's browser. If the current user is an admin, this can not only affect the current user but also the confidentiality, integrity and availability of the whole XWiki instance. If developers are unable to update immediately, they can apply the patch manually to templates/changesdoc.vm in the deployed WAR.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H
Affected products
xwiki · xwiki-platformRelated CVEs — xwiki-platform
In the same product, most dangerous first.
CVE-2025-24893CRITICALRemote code execution as guest via SolrSearchMacros request in xwikiEPSS 100.0%KEVCVE-2024-21650CRITICALXWiki Remote Code Execution vulnerability via user registrationEPSS 93.5%CVE-2023-37462CRITICALImproper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection') in org.xwiki.platform:xwiki-platform-skin-uiEPSS 91.6%CVE-2023-46731CRITICALRemote code execution through the section parameter in Administration as guest in XWiki PlatformEPSS 88.5%CVE-2025-32429CRITICALXWiki Platform vulnerable to SQL injection through getdeleteddocuments.vm template sort parameterEPSS 85.5%CVE-2023-50719HIGHXWiki Platform Solr search discloses password hashes of all usersEPSS 83.5%