SB2025010748 - Multiple vulnerabilities in Joomla!
Published: January 7, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 secuirty vulnerabilities.
1) Cross-site scripting (CVE-ID: CVE-2024-40747)
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 module chromes. A remote attacker can trick the victim to follow a specially crafted link 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.
2) Cross-site scripting (CVE-ID: CVE-2024-40748)
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 passed via the id attribute of menu lists. A remote attacker can trick the victim to follow a specially crafted link 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.
3) Improper access control (CVE-ID: CVE-2024-40749)
The vulnerability allows a remote user to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions. A remote user can bypass implemented security restrictions and gain unauthorized access to sensitive data.
Remediation
Install update from vendor's website.
References
- https://developer.joomla.org/security-centre/954-20250101-core-xss-vectors-in-module-chromes.html
- https://developer.joomla.org/security-centre/955-20250102-core-xss-vector-in-the-id-attribute-of-menu-lists.html
- https://developer.joomla.org/security-centre/956-20250103-core-read-acl-violation-in-multiple-core-views.html