9.9 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L
0.002 Low
EPSS
Percentile
54.0%
Any user with edit rights on a page (e.g., it’s own user page), can execute arbitrary Groovy, Python or Velocity code in XWiki leading to full access to the XWiki installation. The root cause is improper escaping of the section ids in XWiki.AdminFieldsDisplaySheet
. This page is installed by default.
Reproduction steps are described in https://jira.xwiki.org/browse/XWIKI-20261
The vulnerability has been patched in XWiki 15.0-rc-1, 14.10.1, 14.4.8, and 13.10.11.
The issue can be fixed by applying this patch on XWiki.AdminFieldsDisplaySheet
.
If you have any questions or comments about this advisory: