Description
In Cloudron 6.2, the returnTo parameter on the login page is vulnerable to Reflected XSS.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- Cloudron 6.2 - 'returnTo ' Cross Site Scripting (Reflected) EDB-50317 · webapps · Sep 22, 2021
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Automated scanner template
A ready-made Nuclei template detects this vulnerability automatically. Vulnerabilities with public scanner templates are typically probed across the internet soon after the template appears — exposed systems should be patched first.
- Cloudron 6.2 Cross-Site Scripting http/cves/2021/CVE-2021-40868.yaml
Source: projectdiscovery/nuclei-templates (MIT) — updated daily. Only links are listed.