AUGUST 4, 2026
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Case File

CVE-2021-41826

MEDIUM · CVSS 6.1 EPSS 12.06% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-09-30 · 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. Its EPSS score suggests a 12.1% probability of exploitation in the next 30 days.

Public Exploit Signal

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

GitHub PoC Links
External Security References

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

CVE
CVE-2021-41826
Severity
MEDIUM
CVSS
6.1
EPSS
12.06%

Original NVD Description

PlaceOS Authentication Service before 1.29.10.0 allows app/controllers/auth/sessions_controller.rb open redirect.