CVE-2021-44528

Description

A open redirect vulnerability exists in Action Pack >= 6.0.0 that could allow an attacker to craft a "X-Forwarded-Host" headers in combination with certain "allowed host" formats can cause the Host Authorization middleware in Action Pack to redirect users to a malicious website.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 26.79% Top 5%
Vendor Advisory debian.org
Affected: n/a https://github.com/rails/rails
Published at:
Updated at:

References

Link Tags
https://github.com/rails/rails/commit/0fccfb9a3097a9c4260c791f1a40b128517e7815 third party advisory patch
https://www.debian.org/security/2023/dsa-5372 vendor advisory
https://security.netapp.com/advisory/ntap-20240208-0003/

Frequently Asked Questions

What is the severity of CVE-2021-44528?
CVE-2021-44528 has been scored as a medium severity vulnerability.
How to fix CVE-2021-44528?
To fix CVE-2021-44528, 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-2021-44528 being actively exploited in the wild?
It is possible that CVE-2021-44528 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~27% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-44528?
CVE-2021-44528 affects n/a https://github.com/rails/rails.
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