CVE-2023-35156

Name: CVE-2023-35156
Creator: NVD / NIST
Published: 2023-06-23T19:15:09.263+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 2.08%

Last modified Jun 17, 2026

CVE-2023-35156 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Users are able to forge an URL with a payload allowing to inject Javascript in the page (XSS). EPSS estimates a 2.08% chance of exploitation in the next 30 days.

Description

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Users are able to forge an URL with a payload allowing to inject Javascript in the page (XSS). It's possible to exploit the delete template to perform a XSS, e.g. by using URL such as: > xwiki/bin/get/FlamingoThemes/Cerulean?xpage=xpart&vm=delete.vm&xredirect=javascript:alert(document.domain). This vulnerability exists since XWiki 6.0-rc-1. The vulnerability has been patched in XWiki 14.10.6 and 15.1. Note that a partial patch has been provided in 14.10.5 but wasn't enough to entirely fix the vulnerability.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

2.08%

79.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions	Update
Xwiki	Xwiki	>= 6.0.1, < 14.10.6	—
Xwiki	Xwiki	6.0	Milestone1
Xwiki	Xwiki	15.0	—

References

https://github.com/xwiki/xwiki-platform/commit/13875a6437d4525ac4aeea25918f2d2dffac9ee1Patch, Vendor Advisory
https://github.com/xwiki/xwiki-platform/commit/24ec12890ac7fa6daec8d0b3435cfcba11362fd5Patch, Vendor Advisory
https://github.com/xwiki/xwiki-platform/commit/e80d22d193df364b07bab7925572720f91a8984aPatch, Vendor Advisory
https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-834c-x29c-f42cVendor Advisory
https://jira.xwiki.org/browse/XWIKI-20341Issue Tracking, Vendor Advisory
https://jira.xwiki.org/browse/XWIKI-20583Issue Tracking, Vendor Advisory
https://jira.xwiki.org/browse/XWIKI-20672Issue Tracking, Vendor Advisory
https://github.com/xwiki/xwiki-platform/commit/13875a6437d4525ac4aeea25918f2d2dffac9ee1Patch, Vendor Advisory
https://github.com/xwiki/xwiki-platform/commit/24ec12890ac7fa6daec8d0b3435cfcba11362fd5Patch, Vendor Advisory
https://github.com/xwiki/xwiki-platform/commit/e80d22d193df364b07bab7925572720f91a8984aPatch, Vendor Advisory
https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-834c-x29c-f42cVendor Advisory
https://jira.xwiki.org/browse/XWIKI-20341Issue Tracking, Vendor Advisory
https://jira.xwiki.org/browse/XWIKI-20583Issue Tracking, Vendor Advisory
https://jira.xwiki.org/browse/XWIKI-20672Issue Tracking, Vendor Advisory

Timeline

Published: Jun 23, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-35156?

How severe is CVE-2023-35156?

CVE-2023-35156 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 2.08% probability of exploitation in the next 30 days.

How do I fix CVE-2023-35156?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-35156?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST