CVE-2023-35156 — XWiki Platform is a generic wiki platform offering runtime services for applicat

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 usin

01What is this vulnerability?

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)…

02Affected products

Vendor	Product	Versions
xwiki	xwiki	platform — >= 6.0-rc-1, < 14.10.6, >= 15.0-rc-0, < 15.1

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-06-23T18:19:56.802Z
• Last modified: 2024-11-27T20:12:17.092Z

09References

• github.com — https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-834c-x29c-f42c
• github.com — https://github.com/xwiki/xwiki-platform/commit/13875a6437d4525ac4aeea25918f2d2df…
• github.com — https://github.com/xwiki/xwiki-platform/commit/24ec12890ac7fa6daec8d0b3435cfcba1…
• github.com — https://github.com/xwiki/xwiki-platform/commit/e80d22d193df364b07bab7925572720f9…
• jira.xwiki.org — https://jira.xwiki.org/browse/XWIKI-20341
• jira.xwiki.org — https://jira.xwiki.org/browse/XWIKI-20583
• jira.xwiki.org — https://jira.xwiki.org/browse/XWIKI-20672