VULNERABILITY INTELLIGENCE

CVE-2023-29516

CVSS score9.9 CRITICAL

EPSS probability65.87%

CISA KEVNot currently listed

Published2023-04-19

Last modified2026-06-17

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

Description

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Any user with view rights on `XWiki.AttachmentSelector` can execute arbitrary Groovy, Python or Velocity code in XWiki leading to full access to the XWiki installation. The root cause is improper escaping in the "Cancel and return to page" button. This page is installed by default. This vulnerability has been patched in XWiki 15.0-rc-1, 14.10.1, 14.4.8, and 13.10.11. There are no known workarounds for this vulnerability.

Weakness classification

security-advisories@github.com: CWE-74

Primary references

security-advisories@github.com — Patch
security-advisories@github.com — Exploit, Patch, Vendor Advisory
security-advisories@github.com — Exploit, Issue Tracking, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Issue Tracking, Patch, Vendor Advisory