SB2023092522 - Stored cross-site scripting in Widget Responsive for Youtube plugin for WordPress
Published: September 25, 2023
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Stored cross-site scripting (CVE-ID: CVE-2023-5063)
CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data in the "youtube" shortcode. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Remediation
Install update from vendor's website.
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/72daa533-8b17-420c-9b51-b5f72da2726c?source=cve
- https://plugins.trac.wordpress.org/browser/youtube-widget-responsive/trunk/youtube-widget-responsive.php?rev=2905626#L246
- https://plugins.trac.wordpress.org/changeset/2968766/youtube-widget-responsive#file1