Home/CVE/Missing authorization checks in the Backend Routing of TYPO3 CMS versions 9.0.0‑9.5.54, 10.0.0‑10.4.53, 11.0.0‑11.
CVE

CVE-2025-59017

Missing authorization checks in the Backend Routing of TYPO3 CMS versions 9.0.0‑9.5.54, 10.0.0‑10.4.53, 11.0.0‑11.

Missing authorization checks in the Backend Routing 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 AJAX backend routes without having access to the corresponding backend modules.

HIGH · CVSS 8.8 EPSS 0.00097
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-862Missing Authorization
▤

Affected Products & Versions

5
typo3>= 9.0.0 and < 9.5.55
typo3>= 10.0.0 and < 10.4.54
typo3>= 11.0.0 and < 11.5.48
typo3>= 12.0.0 and < 12.4.37
typo3>= 13.0.0 and < 13.4.18
▤

Affected Packages

5
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Packagist typo3/cms-backend MEDIUM fixed in 12.4.37
Packagist typo3/cms-beuser MEDIUM fixed in 13.4.18
Packagist typo3/cms-dashboard MEDIUM fixed in 12.4.37
Packagist typo3/cms-recycler MEDIUM fixed in 12.4.37
Packagist typo3/cms-workspaces MEDIUM fixed in 12.4.37
▣

Scoring & Timeline

8.8
HIGH · CVSS v3.1 · f4fb688c-4412-4426-b4b8-421ecf27b14a
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD09 Sep 2025 · 09:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://typo3.org/security/advisory/typo3-core-sa-2025-021Vendor Advisory
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