Description

WordPress Plugin On Page SEO + Social Live Chat (Formerly OPS) 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 On Page SEO + Social Live Chat (Formerly OPS) version 1.0.1 is vulnerable; prior versions may also be affected.

Remediation

Update to plugin version 1.0.2 or latest

References

https://www.wordfence.com/vulnerability-advisories/#CVE-2021-38332

https://plugins.svn.wordpress.org/ops-robots-txt/trunk/readme.txt

Related Vulnerabilities

WordPress Plugin ExS Widgets Local File Inclusion (0.3.1)

WordPress Plugin Slack-Chat Information Disclosure (1.5.5)

osCommerce Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2023-6296)

Joomla! Core 1.7.x Information Disclosure (1.7.0 - 1.7.1)

WordPress Plugin Ultimate Member-User Profile, Registration, Login, Member Directory, Content Restriction & Membership Multiple Vulnerabilities (1.3.88)

Severity

High

Classification

CVE-2021-38332 CWE-79 CVSS:3.1/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