CVSS base score
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
What the vulnerability does
The Better Messages – Live Chat for WordPress, BuddyPress, PeepSo, Ultimate Member, BuddyBoss plugin for WordPress is vulnerable to Stored Cross-Site Scripting via guest display name in all versions up to, and including, 2.10.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Explanation of Vulnerability in Simple Terms
Better Messages contains a cross-site scripting (XSS) vulnerability in versions up to 2.10.2. An attacker can inject malicious scripts that execute in a victim's browser when they visit a crafted link or page. The vulnerability requires user interaction and affects the integrity and confidentiality of user data. Update to a version newer than 2.10.2 to resolve this issue.
What an attacker can do
Inject malicious scripts that run in a victim's browser to steal data or perform actions on their behalf.
Potential impact on your site
Users' session data, messages, or account information could be compromised if they interact with malicious content.
Conditions required to exploit
Victim must click a malicious link or visit an attacker-controlled page; no authentication required.
Key dates
External resources
