Description

WordPress Plugin Popular Posts by BestWebSoft is prone to a cross-site scripting vulnerability because it fails to properly sanitize user-supplied input. An attacker may leverage this issue to execute arbitrary script code in the browser of an unsuspecting user in the context of the affected site. This can allow the attacker to steal cookie-based authentication credentials and launch other attacks. WordPress Plugin Popular Posts by BestWebSoft version 1.0.4 is vulnerable; prior versions may also be affected.

Remediation

Update to plugin version 1.0.5 or latest

References

http://www.defensecode.com/advisories/DC-2017-02-014_50_WordPress_plugins_by_BestWebSoft_Advisory.pdf

https://packetstormsecurity.com/files/142118/WordPress-BestWebSoft-XSS-CSRF.html

https://wordpress.org/plugins/bws-popular-posts/#changelog

http://jvn.jp/en/jp/JVN24834813/index.html

Related Vulnerabilities

WordPress Other Vulnerability (CVE-2006-2702)

Django Improper Authentication Vulnerability (CVE-2013-1443)

WordPress Plugin WooCommerce Product Feed for Google, Facebook, eBay and Many More Security Bypass (2.2.26)

Kong Server Uncontrolled Resource Consumption Vulnerability (CVE-2023-44487)

Moodle Resource Management Errors Vulnerability (CVE-2015-2268)

Severity

High

Classification

CVE-2017-2171 CWE-79 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N 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

Tags

Missing Update XSS