CVE-2020-15242

MEDIUM4.7EPSS 0.21%

Open Redirect in Next.js versions

Published: 10/8/2020Modified: 3/13/2026

Description

### Impact - **Affected**: Users of Next.js between 9.5.0 and 9.5.3 - **Not affected**: Deployments on Vercel ([https://vercel.com](https://vercel.com)) are not affected - **Not affected**: Deployments using `next export` We recommend everyone to upgrade regardless of whether you can reproduce the issue or not. ### Patches https://github.com/vercel/next.js/releases/tag/v9.5.4 ### References https://github.com/vercel/next.js/releases/tag/v9.5.4

Affected packages (1)

npm/next>= 9.5.0, < 9.5.4

CVSS scores

Source	Version	Severity	Vector
osv	CVSS 3.1	MEDIUM4.7	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N

References (4)

ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2020-15242
PATCHhttps://github.com/vercel/next.js
WEBhttps://github.com/vercel/next.js/security/advisories/GHSA-x56p-c8cg-q435
WEBhttps://github.com/zeit/next.js/releases/tag/v9.5.4