Critical· 9.3official fix available
CVE-2026-23734
A path traversal flaw in XWiki Platform lets attackers read sensitive configuration files by crafting URLs. The issue is fixed in newer releases.
publishedMay 20, 2026
last modifiedJul 23, 2026
sourcesNVD
severity · cvss
9.3
critical · how bad it is
exploitation · epss
20%
97th percentile · chance of exploitation in 30 days
(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →
auto-deletes from the system
counting…on Aug 24, 2026
An official fix is available, so this entry is kept for 30 days and then removed automatically.
01
Who is affected
XWiki Platform versions before 18.1.0-rc-1, 17.10.3, 17.4.9, and 16.10.17.
02
Real-world impact
An attacker could read configuration files, potentially exposing credentials or other sensitive data.
03
Why this severity
The CVSS score of 9.3 reflects the high impact of being able to read critical configuration files without authentication, combined with the ease of exploitation.
04
What to do about it
official fix available
recommended steps
- 01Upgrade XWiki Platform to at least 18.1.0-rc-1, 17.10.3, 17.4.9, or 16.10.17.
- 02Restart the XWiki service to apply the update.
NVD-referenced vendor advisory
05
Timeline
- May 20, 2026 · May 20, 2026PublishedDisclosed and added to the National Vulnerability Database.
- Jul 23, 2026 · 12d agoAdvisory updatedThe NVD record was last revised.
- Jul 25, 2026 · 10d agoOfficial fix availableA vendor patch or mitigation now exists — see the remediation steps above.
06
How it’s attacked
Attack vectorNetwork (remote)
Attack complexityLow
Attack requirementsNone
Privileges requiredNone
User interactionNone needed
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
07
(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →