Answer in brief
CVE-2023-29521 records a High severity (CVSS 8.8) vulnerability in XWiki Platform vulnerable to code injection from account/view through VFS Tree macro. The current sources do not mark it as known exploited. The current feed maps org.xwiki.platform:xwiki-platform-vfs-ui (maven), org.xwiki.platform:xwiki-platform-vfs-ui (maven), org.xwiki.platform:xwiki-platform-vfs-ui (maven). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 8.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps org.xwiki.platform:xwiki-platform-vfs-ui (maven), org.xwiki.platform:xwiki-platform-vfs-ui (maven), org.xwiki.platform:xwiki-platform-vfs-ui (maven). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| org.xwiki.platform:xwiki-platform-vfs-uimaven | >=7.4-milestone-2 <13.10.11 | 13.10.11 |
| org.xwiki.platform:xwiki-platform-vfs-uimaven | >=14.0-rc-1 <14.4.8 | 14.4.8 |
| org.xwiki.platform:xwiki-platform-vfs-uimaven | >=14.5 <14.10.2 | 14.10.2 |
Published upstream
Apr 20, 2023
Evidence: source:osv:source_dates:source-dates:recordSource modified
Sep 10, 2026
Evidence: source:osv:source_dates:source-dates:recordFirst seen by HOL
Sep 10, 2026
### Impact Any user with view rights can execute arbitrary Groovy, Python or Velocity code in XWiki leading to full access to the XWiki installation. The root cause is improper escaping of `Macro.VFSTreeMacro`. This page is not installed by default. See https://jira.xwiki.org/browse/XWIKI-20260 for the reproduction steps. ### Patches The vulnerability has been patched in XWiki 15.0-rc-1, 14.10.2, 14.4.8, 13.10.11. ### Workarounds The issue can be fixed by applying this [patch](https://github.com/xwiki/xwiki-platform/commit/fad02328f5ec7ab7fe5b932ffb5bc5c1ba7a5b12) on `Macro.VFSTreeMacro`. ### References - https://jira.xwiki.org/browse/XWIKI-20260 - https://github.com/xwiki/xwiki-platform/commit/fad02328f5ec7ab7fe5b932ffb5bc5c1ba7a5b12 ### For more information If you have any questions or comments about this advisory: * Open an issue in [Jira XWiki.org](https://jira.xwiki.org/) * Email us at [Security Mailing List](mailto:[email protected])
Quoted source text, attributed separately from HOL analysis.