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.
Conclusion & alert: CVE-2016-15043 is rated High Exploit Risk (90.1/100): CVSS Critical severity, with high exploitation likelihood (EPSS 85.89%, 99th percentile). Core evidence: 4 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +1.15% over the last day, indicating growing attacker interest. Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-05-27 | 84.74% | 85.89% | +1.15% |
| 2 | 2026-05-15 | 82.52% | 84.74% | +2.21% |
| 3 | 2026-02-01 | — | 82.52% | — |
Full EPSS history (12 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| wp_mobile_detector_project | wp_mobile_detector | <= 3.5 | cpe:2.3:a:wp_mobile_detector_project:wp_mobile_detector:*:*:*:*:*:wordpress:*:* |
| URL | Tags |
|---|---|
| https://aadityapurani.com/2016/06/03/mobile-detector-poc/ | Exploit Third Party Advisory |
| https://blog.sucuri.net/2016/06/wp-mobile-detector-vulnerability-being-exploited-in-the-wild.html | Exploit Press/Media Coverage |
| https://wordpress.org/plugins/wp-mobile-detector/changelog/ | Product |
| https://wpscan.com/vulnerability/e4739674-eed4-417e-8c4d-2f5351b057cf | Exploit Third Party Advisory |
| https://www.pluginvulnerabilities.com/2016/05/31/aribitrary-file-upload-vulnerability-in-wp-mobile-detector/ | Exploit Third Party Advisory |
| https://www.wordfence.com/threat-intel/vulnerabilities/id/5a5d5dbd-36f0-4886-adf8-045ec9c2e306?source=cve | Third Party Advisory |