Next AuthApplication · Nextauth.js

CVE-2022-24858

MEDIUM · 6.1 CVSS v3.1 Published 2022-04-19
Fix available
A fix is available. Upgrade to 3.29.2 / 4.3.2 or later.
See remediation →
68/100
Remediation priority · Elevated
Remotely reachable No privileges

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
next-auth v3 users before version 3.29.2 are impacted. next-auth version 4 users before version 4.3.2 are also impacted. Upgrading to 3.29.2 or 4.3.2 will patch this vulnerability. If you are not able to upgrade for any reason, you can add a configuration to your callbacks option. If you already have a `redirect` callback, make sure that you match the incoming `url` origin against the `baseUrl`.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · high confidence

This is an open redirect vulnerability in next-auth's redirect callback. When the redirect callback does not validate that the incoming URL origin matches the application's baseUrl, attackers can craft malicious URLs to redirect authenticated users to arbitrary external sites, potentially leading to phishing attacks or session theft.

MitigationUpgrade to next-auth v3.29.2 or v4.3.2, or implement a redirect callback that explicitly validates the url origin against the baseUrl before allowing redirects.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
Next AuthApplication
Affected:>= 3.0.0, < 3.29.2>= 4.0.0, < 4.3.2

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Check the installed next-auth version
    Run `npm list next-auth` or inspect your package.json file to find the installed version of next-auth
    Affected if The version is >= 3.0.0 and < 3.29.2, or >= 4.0.0 and < 4.3.2
  2. Locate the NextAuth configuration file
    Find the NextAuth API route handler, typically located at pages/api/auth/[...nextauth].js, pages/api/auth/[...nextauth].ts, or app/api/auth/[...nextauth]/route.js in your project
    Affected if The file exists and handles authentication routing
  3. Check for a custom redirect callback
    Inspect the NextAuth configuration object for a `callbacks` section containing a `redirect` callback function
    Affected if No custom redirect callback is defined, meaning the default vulnerable callback is being used
  4. Verify URL origin validation in redirect callback
    If a custom redirect callback exists, examine its code to confirm it validates the URL origin against the application's baseUrl before allowing the redirect
    Affected if Either no custom redirect callback is defined, OR a custom callback exists but does NOT validate that the redirect URL origin matches the expected baseUrl

You are affected if your next-auth version is in the vulnerable range AND you have not implemented a custom redirect callback that explicitly validates the URL origin against your baseUrl.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

dbcve · scoped
Upgrade available Upgrade to 3.29.2 / 4.3.2 or later
Fixed in 3.29.24.3.2
Interim mitigation

Upgrade to next-auth v3.29.2 or v4.3.2, or implement a redirect callback that explicitly validates the url origin against the baseUrl before allowing redirects.

Recommended fix High confidence

[email protected] for v3 users; [email protected] for v4 users

  1. Check your current next-auth version by running `npm list next-auth` or `yarn list next-auth`
  2. Identify your major version (v3 or v4) from the version number
  3. For v3 users: run `npm install [email protected]` or `yarn add [email protected]`
  4. For v4 users: run `npm install [email protected]` or `yarn add [email protected]`
  5. Verify the correct version is installed after upgrade
  6. Test authentication flows including sign-in and redirects
  7. If you cannot upgrade and use a redirect callback: ensure the callback validates that the incoming `url` origin matches your `baseUrl` to prevent open redirect attacks
Caveat Review the changelog between your current version and the target version for any breaking changes before upgrading

Generated from the published advisory — verify against the referenced sources before acting.

Fix this in Next Auth Scoped from the published advisory
  • Consultation2.0 h
  • Implementation2.0 h
  • Testing2.0 h
  • Review / QA1.0 h
7.0 hours of engineering $1,240
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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2022-24858 in production — separate from our analysis above.

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data