ALPINE-CVE-2021-43803

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    ALPINE-CVE-2021-43803

    Published: 10 Dec 2021Last Modified: 14 Jul 2026
    Upstream:
    CVE-2021-43803

    Summary:

    Details: Next.js is a React framework. In versions of Next.js prior to 12.0.5 or 11.1.3, invalid or malformed URLs could lead to a server crash. In order to be affected by this issue, the deployment must use Next.js versions above 11.1.0 and below 12.0.5, Node.js above 15.0.0, and next start or a custom server. Deployments on Vercel are not affected, along with similar environments where invalid requests are filtered before reaching Next.js. Versions 12.0.5 and 11.1.3 contain patches for this issue.

    References: https://security.alpinelinux.org/vuln/CVE-2021-43803

    Affected packages

    Package

    Name: nodejs

    Purl: pkg:apk/alpine/nodejs?arch=source

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    ALPINE-CVE-2021-43803 | CVE-DB