Open Redirect in Next.js
CVE-2020-15242

4.7MEDIUM

Key Information:

Vendor

Vercel
Status
Next.js
Vendor
CVE Published:
8 October 2020

What is CVE-2020-15242?

Next.js versions >=9.5.0 and <9.5.4 are vulnerable to an Open Redirect. Specially encoded paths could be used with the trailing slash redirect to allow 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 attackers domain from a trusted domain. The issue is fixed in version 9.5.4.

Affected Version(s)

next.js >= 9.5.0, <9.5.4

References

https://github.com/vercel/next.js/security/advisories/GHS...
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https://github.com/zeit/next.js/releases/tag/v9.5.4
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CVSS V3.1

Score:
4.7
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2020-15242 : Open Redirect in Next.js