UBUNTU-CVE-2018-1000088

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    UBUNTU-CVE-2018-1000088

    Published: 13 Mar 2018Last Modified: 4 Feb 2026
    Aliases:
    USN-7394-1

    Summary:

    Details: Doorkeeper version 2.1.0 through 4.2.5 contains a Cross Site Scripting (XSS) vulnerability in web view's OAuth app form, user authorization prompt web view that can result in Stored XSS on the OAuth Client's name will cause users interacting with it will execute payload. This attack appear to be exploitable via The victim must be tricked to click an opaque link to the web view that runs the XSS payload. A malicious version virtually indistinguishable from a normal link.. This vulnerability appears to have been fixed in 4.2.6, 4.3.0.

    References: https://ubuntu.com/security/CVE-2018-1000088, https://github.com/doorkeeper-gem/doorkeeper/issues/969, https://github.com/doorkeeper-gem/doorkeeper/pull/970, https://www.cve.org/CVERecord?id=CVE-2018-1000088, https://ubuntu.com/security/notices/USN-7394-1

    Affected packages

    Package

    Name: ruby-doorkeeper

    Purl: pkg:deb/ubuntu/[email protected]~esm2?arch=source&distro=esm-apps/xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.2.1-1ubuntu0.1~esm2

    Affected versions

    2.2.1-1
    2.2.1-1ubuntu0.1~esm1

    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