CVE-2023-26472 : Vulnerability Insights and Analysis

This CVE involves a vulnerability in the XWiki Platform that allows for privilege escalation via the async macro and IconThemeSheet from the user profile.

Understanding CVE-2023-26472

This vulnerability, identified in the XWiki Platform, allows an attacker to execute any wiki content with the right of the IconThemeSheet author, potentially leading to privilege escalation.

What is CVE-2023-26472?

The CVE-2023-26472 vulnerability in XWiki Platform enables an attacker to exploit the async macro and IconThemeSheet from the user profile, gaining unauthorized access and control over certain functionalities.

The Impact of CVE-2023-26472

With a CVSS v3.1 base score of 10 (Critical), this vulnerability has a high impact on confidentiality, integrity, and availability. It can be exploited with low privileges required and over a network with a low attack complexity.

Technical Details of CVE-2023-26472

This section delves into specifics regarding the vulnerability.

Vulnerability Description

In versions of XWiki Platform ranging from >= 6.2-milestone-1 to < 13.10.10, >= 14.0 to < 14.4.6, and >= 14.5 to < 14.9, an attacker can leverage the async macro and IconThemeSheet to execute unauthorized wiki content, potentially leading to privilege escalation.

Affected Systems and Versions

The XWiki Platform versions mentioned above are affected by this privilege escalation vulnerability, and users are advised to take immediate action to mitigate the risk.

Exploitation Mechanism

By manipulating the async macro and IconThemeSheet in the user profile, an attacker can exploit this vulnerability to escalate their privileges on the XWiki Platform.

Mitigation and Prevention

Understanding how to address and prevent CVE-2023-26472 is crucial in maintaining the security of XWiki Platform users.

Immediate Steps to Take

Users are recommended to update their XWiki Platform to versions 13.10.10, 14.4.6, or 14.9, where the vulnerability has been patched. Additionally, applying the modification from commit 48caf7491595238af2b531026a614221d5d61f38 to fix the bug in the

IconThemesCode.IconThemeSheet

page can help mitigate the risk.

Long-Term Security Practices

Regularly monitoring for security advisories and promptly applying updates and patches can enhance the long-term security posture of XWiki Platform installations.

Patching and Updates

Staying informed about security updates and promptly applying them is crucial in safeguarding XWiki Platform deployments against known vulnerabilities like CVE-2023-26472.