AUGUST 4, 2026
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Case File

CVE-2021-40868

MEDIUM · CVSS 6.1 EPSS 9.07% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-09-21 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.1. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-40868
Severity
MEDIUM
CVSS
6.1
EPSS
9.07%

Original NVD Description

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