Open Redirect in Next.js versions below 11.1.0
CVE-2021-37699

6.9MEDIUM

Key Information:

Vendor

Vercel
Status
Next.js
Vendor
CVE Published:
12 August 2021

What is CVE-2021-37699?

Next.js is an open source website development framework to be used with the React library. In affected versions specially encoded paths could be used when pages/_error.js was statically generated allowing an open redirect to occur to an external site. In general, this redirect does not directly harm users although can allow for phishing attacks by redirecting to an attacker's domain from a trusted domain. We recommend everyone to upgrade regardless of whether you can reproduce the issue or not. The issue has been patched in release 11.1.0.

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Affected Version(s)

next.js < 11.1.0

References

https://github.com/vercel/next.js/security/advisories/GHS...
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https://github.com/vercel/next.js/releases/tag/v11.1.0
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CVSS V3.1

Score:
6.9
Severity:
MEDIUM
Confidentiality:
High
Integrity:
Low
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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