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CVE-2016-15043

9.8 · CRITICAL

The WP Mobile Detector plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in resize.php file in versions up to, and including, 3.5.

Published Jul 19, 2025CWE-434EPSS 8.52%

Overview

CVE-2016-15043 is a critical-severity vulnerability. It was published on July 19, 2025 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The WP Mobile Detector plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in resize.php file in versions up to, and including, 3.5. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected sites server which may make remote code execution possible.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

Refaadityapurani.com/2016/06/03/mobile-detector-poc/Refblog.sucuri.net/2016/06/wp-mobile-detector-vulnerability-being-exploited-in-the-wild.htmlRefwordpress.org/plugins/wp-mobile-detector/changelog/Refwpscan.com/vulnerability/e4739674-eed4-417e-8c4d-2f5351b057cfRefwww.pluginvulnerabilities.com/2016/05/31/aribitrary-file-upload-vulnerability-in-wp-mobile-detector/Refwww.wordfence.com/threat-intel/vulnerabilities/id/5a5d5dbd-36f0-4886-adf8-045ec9c2e306?source=cve

How CyberStrike helps

Frequently asked questions

What is CVE-2016-15043?

CVE-2016-15043 is a critical-severity vulnerability. It was published on July 19, 2025 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2016-15043?

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2016-15043?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2016-15043?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2016-15043 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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