GHSA-7mj4-2984-955f

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    GHSA-7mj4-2984-955f

    Published: 14 May 2022Last Modified: 10 Sept 2026

    Summary: Withdrawn Advisory: AlchemyCMS is vulnerable to stored XSS via the /admin/pictures image field

    Details: ## Withdrawn Advisory This advisory has been withdrawn because it does not describe a vulnerability. The maintainer states the following: > The researcher used an authorized cookie to perform the request to a password-protected route. Without that session cookie, the request would have been rejected as unauthorized. ## Original Description A Stored XSS vulnerability has been discovered in version 4.1.0 of AlchemyCMS via the /admin/pictures image field.

    References: https://nvd.nist.gov/vuln/detail/CVE-2018-18307, https://github.com/AlchemyCMS/alchemy_cms, https://github.com/AlchemyCMS/alchemy_cms/blob/4.1-stable/app/controllers/alchemy/admin/base_controller.rb#L15, https://github.com/AlchemyCMS/alchemy_cms/blob/4.1-stable/app/controllers/alchemy/admin/pictures_controller.rb#L5, https://github.com/AlchemyCMS/alchemy_cms/blob/4.1-stable/app/controllers/alchemy/admin/resources_controller.rb#L21, https://github.com/rubysec/ruby-advisory-db/blob/master/gems/alchemy_cms/CVE-2018-18307.yml, https://www.exploit-db.com/exploits/45601, http://packetstormsecurity.com/files/149787/Alchemy-CMS-4.1-Stable-Cross-Site-Scripting.html

    Affected packages

    Package

    Name: alchemy_cms

    Purl: pkg:gem/alchemy_cms

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    4.1.0

    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
    GHSA-7mj4-2984-955f | CVE-DB