Description
WordPress Plugin QR Redirector is prone to a security bypass vulnerability. Exploiting this issue may allow attackers to perform otherwise restricted actions and subsequently change the redirect response status code of arbitrary QR Redirects. WordPress Plugin QR Redirector version 1.5 is vulnerable; prior versions may also be affected.
Remediation
Update to plugin version 1.6 or latest
References
https://sploitus.com/exploit?id=WPEX-ID:240BED24-0315-4BBF-BA17-E4947E5ECACB
https://plugins.svn.wordpress.org/qr-redirector/trunk/readme.txt
Related Vulnerabilities
WP Maintenance Mode Remote Code Execution (2.0.6)
Magento Server-Side Request Forgery (SSRF) Vulnerability (CVE-2019-7913)
Lighttpd Resource Management Errors Vulnerability (CVE-2010-0295)
ownCloud Uncontrolled Resource Consumption Vulnerability (CVE-2017-5867)
Gallery Plugin for WordPress-Envira Photo Gallery Cross-Site Scripting (1.7.6)