Description

WordPress Plugin Related Posts for WordPress 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 Related Posts for WordPress version 1.8.1 is vulnerable; prior versions may also be affected.

Remediation

Update to plugin version 1.8.2 or latest

References

https://blog.sucuri.net/2015/04/security-advisory-xss-vulnerability-affecting-multiple-wordpress-plugins.html

http://www.barrykooij.com/several-security-updates-released/

https://wordpress.org/plugins/related-posts-for-wp/changelog/

Related Vulnerabilities

Oracle JRE CVE-2020-14577 Vulnerability (CVE-2020-14577)

Joomla Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') Vulnerability (CVE-2019-11358)

Apache Traffic Server Improper Input Validation Vulnerability (CVE-2021-37148)

PostgreSQL Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability (CVE-2015-3166)

Oracle JRE CVE-2013-1479 Vulnerability (CVE-2013-1479)

Severity

High

Classification

CWE-79 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Tags

Missing Update XSS