CVE-2021-24853
4.3 · MEDIUMOverview
CVE-2021-24853 is a medium-severity vulnerability affecting qr_redirector_project qr_redirector. It was published on November 17, 2021 and has a CVSS 3.1 base score of 4.3 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
The QR Redirector WordPress plugin before 1.6 does not have capability and CSRF checks when saving bulk QR Redirector settings via the qr_save_bulk AJAX action, which could allow any authenticated user, such as subscriber to change the redirect response status code of arbitrary QR Redirects
Remediation
Check the references section for vendor advisories and patches from qr_redirector_project. Update qr_redirector to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| qr_redirector_project | qr_redirector | >= 0, < 1.6 | Affected |
Frequently Asked Questions
What is CVE-2021-24853?
CVE-2021-24853 is a medium-severity vulnerability affecting qr_redirector_project qr_redirector. It was published on November 17, 2021 and has a CVSS 3.1 base score of 4.3 (MEDIUM).
How severe is CVE-2021-24853?
This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-24853?
Check the references section for vendor advisories and patches from qr_redirector_project. Update qr_redirector to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-24853?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-24853 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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