Arbitrary file upload in Websitez.com, Llc Wp Mobile Detector
CVE-2016-15043
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 uploa…
Vulnerability class: Unrestricted File Upload
EPSS: 0.859 (99.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Websitez.com, Llc Wp Mobile Detector — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.wordfence.com/threat-intel/vulnerabilities/id/5a5d5dbd-36f0-4886-adf8-045ec…
- blog.sucuri.net/2016/06/wp-mobile-detector-vulnerability-being-exploited-in-the…
- www.pluginvulnerabilities.com/2016/05/31/aribitrary-file-upload-vulnerability-i…
- wordpress.org/plugins/wp-mobile-detector/changelog/
- wpscan.com/vulnerability/e4739674-eed4-417e-8c4d-2f5351b057cf
- aadityapurani.com/2016/06/03/mobile-detector-poc/
Frequently asked questions
- What is CVE-2016-15043?
- CVE-2016-15043 is a critical-severity vulnerability in Websitez.com, Llc Wp Mobile Detector, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2025-07-19.
- How severe is CVE-2016-15043?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2016-15043 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.