Description

Mediawiki v1.40.0 does not validate namespaces used in XML files. Therefore, if the instance administrator allows XML file uploads, a remote attacker with a low-privileged user account can use this exploit to become an administrator by sending a malicious link to the instance administrator.

Remediation

References

CVE-2023-3550

Related Vulnerabilities

Apache Tomcat Improper Resource Shutdown or Release Vulnerability (CVE-2022-25762)

MediaWiki Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2024-23178)

Joomla! Core 3.9.x CSV Injection (3.9.0 - 3.9.6)

MySQL CVE-2013-3811 Vulnerability (CVE-2013-3811)

Magento Cryptographic Issues Vulnerability (CVE-2019-7860)

Severity

Critical

Classification

CVE-2023-3550 CWE-707 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

Tags

Missing Update Known Vulnerabilities