Description
WordPress Plugin WordPress OpenID Connect Client 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 WordPress OpenID Connect Client version 2.1.4 is vulnerable; prior versions may also be affected.
Remediation
Update to plugin version 2.1.5 or latest
References
https://sploitus.com/exploit?id=WPEX-ID:4F3B4015-2A2F-4C74-A0B9-36C5BA25134C
https://plugins.svn.wordpress.org/miniorange-openid-connect-client/trunk/readme.txt
Related Vulnerabilities
WordPress Plugin Vmax Project Manager Arbitrary File Upload (1.1)
TYPO3 Files or Directories Accessible to External Parties Vulnerability (CVE-2021-21355)
WordPress Plugin WP Easy Gallery Cross-Site Scripting (4.1.4)
Moodle Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2017-2643)