Stored cross-site scripting in Liferay Enterprise Portal - #VU56185
Published: August 31, 2021
Vulnerability identifier: #VU56185
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
CVE-ID: N/A
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Liferay Enterprise Portal
Liferay Enterprise Portal
Software vendor:
Liferay
Liferay
Description
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 Blogs module's edit blog entry page in the "_com_liferay_blogs_web_portlet_BlogsAdminPortlet_title" and "_com_liferay_blogs_web_portlet_BlogsAdminPortlet_subtitle" parameters. A remote attacker 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 updates from vendor's website.