TYPO3 XSS via f:asset.css ViewHelper (v <10.4.32/11.5.16)
CVE-2022-36108 Published on September 13, 2022

Cross-Site Scripting in typo3/cms-core
TYPO3 is an open source PHP based web content management system released under the GNU GPL. It has been discovered that the `f:asset.css` view helper is vulnerable to cross-site scripting when user input is passed as variables to the CSS. Update to TYPO3 version 10.4.32 or 11.5.16 that fix the problem. There are no known workarounds for this issue.

Github Repository NVD

Vulnerability Analysis

CVE-2022-36108 is exploitable with network access, requires user interaction and a small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be low. considered to have a small impact on confidentiality and integrity and availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
REQUIRED
Scope:
CHANGED
Confidentiality Impact:
LOW
Integrity Impact:
LOW
Availability Impact:
LOW

Weakness Type

What is a XSS Vulnerability?

The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

CVE-2022-36108 has been classified to as a XSS vulnerability or weakness.


Products Associated with CVE-2022-36108

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TYPO3
 

Affected Versions

typo3:

Vulnerable Packages

The following package name and versions may be associated with CVE-2022-36108

Package Manager Vulnerable Package Versions Fixed In
composer typo3/cms-core >= 10.3.0, < 10.4.32 10.4.32
composer typo3/cms-core >= 11.0.0, < 11.5.16 11.5.16
composer typo3/cms >= 10.3.0, < 10.4.32 10.4.32
composer typo3/cms >= 11.0.0, < 11.5.16 11.5.16

Exploit Probability

EPSS
0.69%
Percentile
71.39%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.