CVE-2026-23734
Published:May 20, 2026
Updated:June 11, 2026
XWiki Platform is a generic wiki platform. Versions prior to 18.1.0-rc-1, 17.10.3, 17.4.9, and 16.10.17 allow access to read configuration files by using URLs such as http://localhost:8080/bin/ssx/Main/WebHome?resource=/../../WEB-INF/xwiki.cfg&minify=false, leading to Path Traversal. The vulnerability is can be exploited via resources parameter the ssx and jsx endpoints by using leading slashes. This issue has been patched in 18.1.0-rc-1, 17.10.3, 17.4.9, 16.10.17.
Affected Packages
https://github.com/xwiki/xwiki-commons.git (GITHUB):
Affected version(s) >=xwiki-commons-17.4.0 <xwiki-commons-17.4.9Fix Suggestion:
Update to version xwiki-commons-17.4.9https://github.com/xwiki/xwiki-commons.git (GITHUB):
Affected version(s) >=xwiki-commons-17.10.0 <xwiki-commons-17.10.3Fix Suggestion:
Update to version xwiki-commons-17.10.3https://github.com/xwiki/xwiki-commons.git (GITHUB):
Affected version(s) >=xwiki-commons-core-3.0-milestone-3 <xwiki-commons-16.10.17Fix Suggestion:
Update to version xwiki-commons-16.10.17org.xwiki.commons:xwiki-commons-classloader-api (JAVA):
Affected version(s) >=4.2-milestone-2 <16.10.17Fix Suggestion:
Update to version 16.10.17org.xwiki.commons:xwiki-commons-classloader-api (JAVA):
Affected version(s) >=18.0.0-rc-1 <18.1.0-rc-1Fix Suggestion:
Update to version 18.1.0-rc-1org.xwiki.commons:xwiki-commons-classloader-api (JAVA):
Affected version(s) >=17.0.0-rc-1 <17.4.9Fix Suggestion:
Update to version 17.4.9org.xwiki.commons:xwiki-commons-classloader-api (JAVA):
Affected version(s) >=17.5.0 <17.10.3Fix Suggestion:
Update to version 17.10.3org.xwiki.commons:xwiki-commons-classloader-api (JAVA):
Affected version(s) >=4.0-milestone-1 <16.10.17Fix Suggestion:
Update to version 16.10.17org.xwiki.commons:xwiki-commons-classloader-api (JAVA):
Affected version(s) >=17.4.0 <17.4.9Fix Suggestion:
Update to version 17.4.9org.xwiki.commons:xwiki-commons-classloader-api (JAVA):
Affected version(s) >=17.10.0 <17.10.3Fix Suggestion:
Update to version 17.10.3Related Resources (5)
Do you need more information?
Contact UsCVSS v4
Base Score:
9.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
9.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Relative Path Traversal
EPSS
Base Score:
0.05