What’s Vulnerable › Vulnerabilities

CVE-2021-40868

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 9.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-09-21 · updated 2026-06-17
• Weakness: CWE-79

Description

In Cloudron 6.2, the returnTo parameter on the login page is vulnerable to Reflected XSS.

Affected products

• Cloudron: 6.2

References

• http://packetstormsecurity.com/files/164255/Cloudron-6.2-Cross-Site-Scripting.html
• https://packetstormsecurity.com/files/164183/Cloudron-6.2-Cross-Site-Scripting.html
• https://www.cloudron.io/
• http://packetstormsecurity.com/files/164255/Cloudron-6.2-Cross-Site-Scripting.html
• https://packetstormsecurity.com/files/164183/Cloudron-6.2-Cross-Site-Scripting.html
• https://www.cloudron.io/

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