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CVE-2023-26472 — Vulnerability in...

CRITICAL

XWiki Platform vulnerable to privilege escalation via async macro and IconThemeSheet from the user profile

Published March 3, 2023Updated September 10, 2026Source: osv

Summary

### Impact One can execute any wiki content with the right of IconThemeSheet author by creating an icon theme with the following content: ``` }}} {{async async="true"}} {{groovy}} println("Hello from Groovy!") {{/groovy}} {{/async}} {{{ ``` Can be done by creating a new page or even through the user profile for users not having edit right. ### Patches This has been patched in XWiki 14.9, 14.4.6, and 13.10.10. ### Workarounds An easy workaround is to actually fix the bug in the page `IconThemesCode.IconThemeSheet` by applying the following modification: https://github.com/xwiki/xwiki-platform/commit/48caf7491595238af2b531026a614221d5d61f38#diff-2ec9d716673ee049937219cdb0a92e520f81da14ea84d144504b97ab2bdae243R45 ### References https://jira.xwiki.org/browse/XWIKI-19731 ### For more information If you have any questions or comments about this advisory: * Open an issue in [Jira](http://jira.xwiki.org) * Email us at [Security ML](mailto:security@xwiki.org)

Advisory Timeline

  • First published March 3, 2023 (1319 days ago).
  • Last revised September 10, 2026 — 1286 days after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

Maven
Update org.xwiki.platform:xwiki-platform-icon-ui to 14.4.6 or later
<!-- Update pom.xml dependency version to 14.4.6 for org.xwiki.platform:xwiki-platform-icon-ui -->
Maven
Update org.xwiki.platform:xwiki-platform-icon-ui to 13.10.10 or later
<!-- Update pom.xml dependency version to 13.10.10 for org.xwiki.platform:xwiki-platform-icon-ui -->
Maven
Update org.xwiki.platform:xwiki-platform-icon-ui to 14.9 or later
<!-- Update pom.xml dependency version to 14.9 for org.xwiki.platform:xwiki-platform-icon-ui -->

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (3)

Affects 1 ecosystem: maven (1).

PackageEcosystemAffectedFixed In
org.xwiki.platform:xwiki-platform-icon-ui
maven
All versions14.4.6
org.xwiki.platform:xwiki-platform-icon-ui
maven
All versions13.10.10
org.xwiki.platform:xwiki-platform-icon-ui
maven
All versions14.9

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

  • CWE-116
    Improper Encoding or EscapingMITRE

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 9.9 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

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

References

Frequently Asked Questions

What is CVE-2023-26472?
XWiki Platform vulnerable to privilege escalation via async macro and IconThemeSheet from the user profile This vulnerability has been assigned a severity rating of CRITICAL (CVSS score: 9.9/10).
How do I check if my project is affected by CVE-2023-26472?
CVE-2023-26472 affects org.xwiki.platform:xwiki-platform-icon-ui. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2023-26472 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
9.9

Exploitation is straightforward and causes maximum impact. Patch immediately.

Also Known As

GHSA-vwr6-qp4q-2wj7

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