Vulnerability identifier: #VU96269
Vulnerability risk: Low
CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-79
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Joomla!
Web applications /
CMS
Vendor: Joomla!
Description
The disclosed vulnerability allows a remote user to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data in HTML mail templates. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Joomla!: 5.1.0 - 5.1.2, 5.0.0 - 5.0.3, 4.4.0 - 4.4.6, 4.3.0 - 4.3.4, 4.2.0 - 4.2.9, 4.1.0 - 4.1.5, 4.0.0 - 4.0.6
External links
http://developer.joomla.org/security-centre/944-20240803-core-xss-in-html-mail-templates.html
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.