CVE-2021-22942

Description

A possible open redirect vulnerability in the Host Authorization middleware in Action Pack >= 6.0.0 that could allow attackers to redirect users to a malicious website.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.55%
Vendor Advisory debian.org Vendor Advisory rubyonrails.org
Affected: n/a https://github.com/rails/rails
Published at:
Updated at:

References

Link Tags
https://weblog.rubyonrails.org/2021/8/19/Rails-6-0-4-1-and-6-1-4-1-have-been-released/ mitigation vendor advisory
http://www.openwall.com/lists/oss-security/2021/12/14/5 mailing list third party advisory patch
https://www.debian.org/security/2023/dsa-5372 vendor advisory
https://security.netapp.com/advisory/ntap-20240202-0005/

Frequently Asked Questions

What is the severity of CVE-2021-22942?
CVE-2021-22942 has been scored as a medium severity vulnerability.
How to fix CVE-2021-22942?
To fix CVE-2021-22942, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-22942 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-22942 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-22942?
CVE-2021-22942 affects n/a https://github.com/rails/rails.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.