CVE-2021-22140

    Dashboard / Vulnerabilities / CVE-2021-22140

    CVE-2021-22140

    Published: 13 May 2021Last Modified: 9 Jul 2026

    Summary:

    Details: Elastic App Search versions after 7.11.0 and before 7.12.0 contain an XML External Entity Injection issue (XXE) in the App Search web crawler beta feature. Using this vector, an attacker whose website is being crawled by App Search could craft a malicious sitemap.xml to traverse the filesystem of the host running the instance and obtain sensitive files.

    References: https://discuss.elastic.co/t/7-12-1-security-update/271433

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -7350dc9e2f741ea90f6d0e16c608b6b56d8a43d6

    Affected versions

    7.11.1

    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-2021-22140 | CVE-DB