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CVE-2023-27480

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Date: March 7, 2023

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. In affected versions any user with edit rights on a document can trigger an XAR import on a forged XAR file, leading to the ability to display the content of any file on the XWiki server host. This vulnerability has been patched in XWiki 13.10.11, 14.4.7 and 14.10-rc-1. Users are advised to upgrade. Users unable to upgrade may apply the patch `e3527b98fd` manually.

Language: Java

Severity Score

Related Resources (5)

https://github.com/xwiki/xwiki-platform/commit/e3527b98fdd8dc8179c24dc55e662b2c55199434
https://jira.xwiki.org/browse/XWIKI-20320
https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-gx4f-976g-7g6v
https://nvd.nist.gov/vuln/detail/CVE-2023-27480
https://www.mend.io/vulnerability-database/CVE-2023-27480

Severity Score

Weakness Type (CWE)

Improper Restriction of XML External Entity Reference ('XXE')

CWE-611

Top Fix

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Upgrade Version

Upgrade to version org.xwiki.platform:xwiki-platform-xar-model:13.10.11,14.4.7,14.10

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): CHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

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