#VU20664 Cross-site scripting in W3 Total Cache
Published: September 2, 2019
Vulnerability identifier: #VU20664
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/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:
W3 Total Cache
W3 Total Cache
Software vendor:
Frederick Townes
Frederick Townes
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. 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.
Remediation
Install update from vendor's website.
External links
- https://blog.zerial.org/seguridad/vulnerabilidad-cross-site-scripting-en-wordpress-w3-total-cache/
- http://seclists.org/fulldisclosure/2016/Sep/52
- https://sumofpwn.nl/advisory/2016/reflected_cross_site_scripting_vulnerability_in_w3_total_cache_plugin.html
- http://seclists.org/fulldisclosure/2016/Nov/63