CVE-2026-40105: XWiki has Reflected Cross-Site Scripting (XSS) in its page history compare functionality
xwiki · xwiki-platform
Affected: xwiki-platform · Exploitation: check available, not yet exploited
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 46% of scored CVEs
DescriptionCVE.org
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.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- xwiki · xwiki-platform>= 10.4-rc-1, < 16.10.16; >= 17.0.0-rc-1, < 17.4.8; >= 17.5.0-rc-1, < 17.10.1
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Check available, not yet exploited. A public nuclei template can confirm it on a system you are authorised to test.
- CISA KEV
- Not listed
- Public check
- XWiki - Cross-Site Scripting · nuclei template in projectdiscovery/nuclei-templates
- Vendor
- xwiki
- Published
- April 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-40105 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.