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Vulnerability DatabaseCVE-2020-8825

CVE-2020-8825: 
Homebrew vulnerability analysis and mitigation

Overview

A stored Cross-Site Scripting (XSS) vulnerability was discovered in Vanilla Forum version 2.6.3. The vulnerability, identified as CVE-2020-8825, was found in the branding settings page accessible via 'index.php?p=/dashboard/settings/branding'. The issue was disclosed on February 10, 2020 (NVD).

Technical details

The vulnerability exists due to insufficient sanitization of user-supplied data passed to the 'index.php?p=/dashboard/settings/branding' URL. This allows attackers to inject and execute arbitrary HTML and script code in the user's browser within the context of the vulnerable website (GitHub POC).

Impact

Successful exploitation of this vulnerability could allow remote attackers to steal potentially sensitive information, modify the web page appearance, and conduct phishing and drive-by-download attacks. The vulnerability affects users' browsers in the context of the vulnerable website (GitHub POC).

Mitigation and workarounds

Users should upgrade to a patched version of Vanilla Forum. If immediate upgrade is not possible, limiting access to the administrative dashboard and implementing strict input validation can help mitigate the risk.

Additional resources

Source: This report was generated using AI

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