Description

WordPress Plugin All in One SEO-Best WordPress SEO-Easily Improve SEO Rankings & Increase Traffic is prone to multiple cross-site scripting vulnerabilities because it fails to properly sanitize user-supplied input. An attacker may leverage these issues 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 All in One SEO-Best WordPress SEO-Easily Improve SEO Rankings & Increase Traffic version 4.2.9 is vulnerable; prior versions may also be affected.

Remediation

Update to plugin version 4.3.0 or latest

References

https://www.wordfence.com/blog/2023/02/all-in-one-seo-pack-vulnerabilities-impacting-3-million-sites-patched/

https://plugins.svn.wordpress.org/all-in-one-seo-pack/trunk/readme.txt

Related Vulnerabilities

Oracle Application Server CVE-2009-1008 Vulnerability (CVE-2009-1008)

PleskWin Improper Control of Generation of Code ('Code Injection') Vulnerability (CVE-2013-0132)

PHP Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability (CVE-2014-3597)

MySQL CVE-2019-2920 Vulnerability (CVE-2019-2920)

Apache HTTP Server Uncontrolled Resource Consumption Vulnerability (CVE-2023-43622)

Severity

High

Classification

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

Tags

Missing Update XSS CWE-79 CVE-2023-0585 CVE-2023-0586