What’s Vulnerable › Vulnerabilities

CVE-2021-41826

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 12.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-09-30 · updated 2026-06-17
• Weakness: CWE-601

Description

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

Affected products

• Placeos Authentication: before 1.29.10.0 — fixed in 1.29.10.0

How to fix

Upgrade to a fixed version: Placeos Authentication 1.29.10.0. Check the vendor advisory for mitigations.

References

• http://packetstormsecurity.com/files/164345/PlaceOS-1.2109.1-Open-Redirection.html
• https://github.com/PlaceOS/auth/issues/36
• http://packetstormsecurity.com/files/164345/PlaceOS-1.2109.1-Open-Redirection.html
• https://github.com/PlaceOS/auth/issues/36

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