CVE-2021-31412

    Dashboard / Vulnerabilities / CVE-2021-31412

    CVE-2021-31412

    Published: 24 Jun 2021Last Modified: 7 Aug 2026

    Summary:

    Details: Improper sanitization of path in default RouteNotFoundError view in com.vaadin:flow-server versions 1.0.0 through 1.0.14 (Vaadin 10.0.0 through 10.0.18), 1.1.0 prior to 2.0.0 (Vaadin 11 prior to 14), 2.0.0 through 2.6.1 (Vaadin 14.0.0 through 14.6.1), and 3.0.0 through 6.0.9 (Vaadin 15.0.0 through 19.0.8) allows network attacker to enumerate all available routes via crafted HTTP request when application is running in production mode and no custom handler for NotFoundException is provided.

    References: https://vaadin.com/security/cve-2021-31412, https://github.com/vaadin/flow/pull/11107

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 3cd0c02025aba6de6fd78a8ea65c67483a721b4e
    Fixed -None

    Affected versions

    1.0.14
    1.0.13
    1.0.12
    1.0.11
    1.0.10
    1.0.9
    1.0.8
    1.0.7
    1.0.6
    1.0.5
    1.0.4
    1.0.3
    1.0.2
    1.0.1
    1.0.0

    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
    CVE-2021-31412 | CVE-DB