Fix CVE-2021-28125 in Devise HIGH

Fix CVE-2021-28125 (open redirect in OAuth flow) in Devise for Ruby. Paste your Gemfile into PackageFix and get a patched version back — no CLI, no signup.

⚠ Vulnerability

CVE-2021-28125 — open redirect in OAuth flow in Devise. Update to 4.9.4 or later.

Vulnerable Version — Gemfile

gem 'devise', '4.7.3'

Fixed Version — Gemfile

gem 'devise', '4.9.4'

✓ Fix

Update to 4.9.4 and run bundle install to apply the fix.

Scan your dependencies now — paste your manifest, get a fixed version back in seconds.

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Frequently Asked Questions

What is CVE-2021-28125?

CVE-2021-28125 is a vulnerability in Devise that allows open redirect in OAuth flow. Update to version 4.9.4 or later to fix it.

Is CVE-2021-28125 on the CISA KEV catalog?

Check the live CISA KEV catalog at packagefix.dev — the catalog updates daily and PackageFix always reflects the current status.

How do I fix CVE-2021-28125 in Devise?

Update Devise to version 4.9.4 or later in your Gemfile. Run bundle install after updating.

Does CVE-2021-28125 affect all versions of Devise?

Check the OSV advisory for the exact affected version range. PackageFix shows the minimum safe version for your installed version.