Mediawiki CSS Ext Encoding Flaw -> Code Injection (1.42.x < 1.42.2)
CVE-2024-47845 Published on October 5, 2024
CSS sanitizer used incorrectly, and is easily bypassed
Improper Encoding or Escaping of Output vulnerability in The Wikimedia Foundation Mediawiki - CSS Extension allows Code Injection.This issue affects Mediawiki - CSS Extension: from 1.39.X before 1.39.9, from 1.41.X before 1.41.3, from 1.42.X before 1.42.2.
Vulnerability Analysis
CVE-2024-47845 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. An automatable proof of concept (POC) exploit exists. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.
Weakness Type
What is an Output Sanitization Vulnerability?
The software prepares a structured message for communication with another component, but encoding or escaping of the data is either missing or done incorrectly. As a result, the intended structure of the message is not preserved.
CVE-2024-47845 has been classified to as an Output Sanitization vulnerability or weakness.
Products Associated with CVE-2024-47845
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Affected Versions
The Wikimedia Foundation Mediawiki - CSS Extension:- Version 1.39.x and below 1.39.9 is affected.
- Version 1.41.x and below 1.41.3 is affected.
- Version 1.42.x and below 1.42.2 is affected.
- Version 1.39.0 and below 1.39.9 is affected.
- Version 1.41.0 and below 1.41.3 is affected.
- Version 1.42.0 and below 1.42.2 is affected.
Exploit Probability
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.