Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 43.8%
CVSS Severity
CVSS v3 Score 4.7
CVSS v2 Score 5.8
References