CVE-2023-29516 - CVE House

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Status published Critical CVE-2023-29516

Code injection from view right on XWiki.AttachmentSelector in xwiki-platform

9.9 CVSS

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from xwiki

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XWiki PDF export jobs store sensitive cookies unencrypted in job statuses

The XWiki Jetty package (XJetty) allows accessing any application file through URL

Affected Vendor

xwiki

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Affected Software

xwiki-platform

Vulnerable Versions:

< 13.10.11, >= 14.0.0, < 14.4.8, >= 14.5.0, < 14.10.1

Timeline

Official Publish: April 18th, 2023

Last Modified: February 5th, 2025

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1059 Command and Scripting Interpreter

T1562 Impair Defenses

Defense Evasion

T1213 Data from Information Repositories