5.3
MEDIUM CVSS 4.0
CVE-2025-59017
Broken Access Control in Backend AJAX Routes
Description

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.

INFO

Published Date :

Sept. 9, 2025, 9:15 a.m.

Last Modified :

Sept. 9, 2025, 4:28 p.m.

Remotely Exploit :

Yes !

Source :

f4fb688c-4412-4426-b4b8-421ecf27b14a
Affected Products

The following products are affected by CVE-2025-59017 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 4.0 MEDIUM f4fb688c-4412-4426-b4b8-421ecf27b14a
CVSS 4.0 MEDIUM f4fb688c-4412-4426-b4b8-421ecf27b14a
Solution
Update TYPO3 CMS to patched versions to enforce authorization checks on backend routes.
  • Update TYPO3 CMS to a patched version.
  • Apply vendor-provided security updates.
  • Verify authorization controls on backend routes.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-59017.

URL Resource
https://typo3.org/security/advisory/typo3-core-sa-2025-021
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-59017 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2025-59017 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-59017 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2025-59017 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by f4fb688c-4412-4426-b4b8-421ecf27b14a

    Sep. 09, 2025

    Action Type Old Value New Value
    Added Description 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.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CWE CWE-862
    Added Reference https://typo3.org/security/advisory/typo3-core-sa-2025-021
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 5.3
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability