CVE•Published 2026-04-15•Modified 2026-04-23•1 article on news•5 live references•NVD data

CVE-2026-40105Xwiki · Xwiki

Vulnerability data via NVD (ingested)

CVSS v3.1

6.1

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS percentile

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Weaknesses (CWE)

CWE-80Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

Description

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.

Timeline

Published 2026-04-15

Modified 2026-04-23

External references

NVD MITRE Exploit-DB Sploitus VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2026-40105

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Xwiki Xwiki"

All exposed Xwiki Xwiki instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Xwiki"

HTTP body or banner mentions "Xwiki" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2026-40105