CVE-2021-29459

CRITICAL

XWiki < 12.6.3 - Stored Cross-Site Scripting via User Profile and Static List Fields

Title source: llm
STIX 2.1

Description

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. It is possible to persistently inject scripts in XWiki versions prior to 12.6.3 and 12.8. Unregistred users can fill simple text fields. Registered users can fill in their personal information and (if they have edit rights) fill the values of static lists using App Within Minutes. There is no easy workaround except upgrading XWiki. The vulnerability has been patched on XWiki 12.8 and 12.6.3.

References (1)

Core 1
Core References

Scores

CVSS v3 9.6
EPSS 0.0042
EPSS Percentile 62.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:L

Details

CWE
CWE-79
Status published
Products (3)
org.xwiki.platform/xwiki-platform-oldcore 0 - 12.6.3Maven
org.xwiki.platform/xwiki-platform-web 0 - 12.6.3Maven
xwiki/xwiki < 12.6.3
Published Apr 20, 2021
Tracked Since Feb 18, 2026