Arbitrary file upload in MediaWiki - CVE-2023-36674

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Main Vulnerability Database Vulnerabilities #VU77906

Arbitrary file upload in MediaWiki - CVE-2023-36674

Published: July 3, 2023


Vulnerability identifier: #VU77906
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-36674
CWE-ID: CWE-434
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: MediaWiki.org
Affected software:
MediaWiki

Detailed vulnerability description

The vulnerability allows a remote user to upload dangerous files to the server.

The vulnerability exists due to insufficient validation of file during file upload in Manualthumb. A remote user can upload dangerous files on the server.


How to mitigate CVE-2023-36674

Install updates from vendor's website.

Sources