CVE-2020-14164: 
JIRA vulnerability analysis and mitigation

The vulnerability (CVE-2020-14164) affects the WYSIWYG editor resource in Jira Server and Data Center versions before 8.8.2. The vulnerability was discovered and reported on June 16, 2020, and allows remote attackers to inject arbitrary HTML or JavaScript through Cross-Site Scripting (XSS) by pasting JavaScript code into the editor field (CVE Details, Atlassian Jira).

The vulnerability has been assigned a CVSS 3.0 score of 10 (Critical) with the following metrics: Impact:Low/Attack Vector:Network/Attack Complexity:Low/Scope:Changed/Privileges Required:None/User Interaction:None/Confidentiality:High. The vulnerability specifically affects versions before 8.5.9 and versions 8.6.0 to 8.8.2 (ManageEngine).

When exploited, this vulnerability allows attackers to execute arbitrary JavaScript code in the context of the user's browser session, potentially leading to the compromise of sensitive information, session hijacking, or other malicious actions (NVD).

The vulnerability can be exploited by remote attackers without requiring authentication or special access privileges. The attack vector involves pasting malicious JavaScript code into the WYSIWYG editor field (Atlassian Jira).

Atlassian has released fixed versions to address this vulnerability. Users are advised to upgrade to version 8.5.9, 8.8.2, or 8.9.0, depending on their current version. These patches were made available as part of the security advisory (Atlassian Jira).