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rails

68 known vulnerabilities.

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  • High 8.8

    Active Storage: Possible arbitrary file read and remote code execution in Active Storage video previews, analysis and image processing

    Active Storage makes it simple to upload and reference files in cloud services and attach those files to Active Record objects. Prior to 8.1.4.1 and 8.0.5.2, ActiveStorage::Blob#open writes a blob to a tempfile whose name carries the extension of the uploaded…

  • High 7.4

    Action Pack: Possible IP spoofing in Action Dispatch RemoteIp

    Action Pack is a framework for handling and responding to web requests. From 8.1 until 8.1.4.1, Since Rails 8.1.0, ActionDispatch::RemoteIp derives request.remote_ip from Rack::Request#forwarded_for, which under Rack 3 reads the RFC 7239 Forwarded header in p…

  • High 7.5

    Action Pack is a framework for handling and responding to web requests. Prior to 8.1.4.1 and 8.0.5.2, ActionController:…

  • High 7.5

    Active Support: Possible DoS vulnerability in Active Support safe_constantize

    Active Support is a collection of utility classes and standard library extensions used by Rails and other Ruby projects. Prior to 8.1.4.1 and 8.0.5.2, when constant lookup raises LoadError, ActiveSupport::Inflector#safe_constantize (and String#safe_constantiz…

  • High 8.0

    Rails Active Storage has possible Path Traversal in DiskService

    Active Storage allows users to attach cloud and local files in Rails applications. Prior to versions 8.1.2.1, 8.0.4.1, and 7.2.3.1, Active Storage's `DiskService#path_for` does not validate that the resolved filesystem path remains within the storage root dir…

  • High 7.5

    Rails possible ReDoS vulnerability in Accept header parsing in Action Dispatch

    Rails is a web-application framework. Starting in version 7.1.0, there is a possible ReDoS vulnerability in the Accept header parsing routines of Action Dispatch. This vulnerability is patched in 7.1.3.1. Ruby 3.2 has mitigations for this problem, so Rails ap…

  • High 7.2

    Possible XSS vulnerability with certain configurations of rails-html-sanitizer

    rails-html-sanitizer is responsible for sanitizing HTML fragments in Rails applications. Prior to version 1.4.4, a possible XSS vulnerability with certain configurations of Rails::Html::Sanitizer may allow an attacker to inject content if the application deve…

  • High 7.5

    Inefficient Regular Expression Complexity in rails-html-sanitizer

    rails-html-sanitizer is responsible for sanitizing HTML fragments in Rails applications. Certain configurations of rails-html-sanitizer < 1.4.4 use an inefficient regular expression that is susceptible to excessive backtracking when attempting to sanitize cer…

  • High 7.4

    Exposure of sensitive information in Action Pack

    Action Pack is a framework for handling and responding to web requests. Under certain circumstances response bodies will not be closed. In the event a response is *not* notified of a `close`, `ActionDispatch::Executor` will not know to reset thread local stat…

  • High 7.5

    Denial of Service Vulnerability in Action View

    There is a possible denial of service vulnerability in Action View (Rails) <5.2.2.1, <5.1.6.2, <5.0.7.2, <4.2.11.1 where specially crafted accept headers can cause action view to consume 100% cpu and make the server unresponsive.

  • High 7.5
    CVE-2019-5418 Exploited Public exploit Scanner template EPSS 99%

    Path Traversal in Action View

    There is a File Content Disclosure vulnerability in Action View <5.2.2.1, <5.1.6.2, <5.0.7.2, <4.2.11.1 and v3 where specially crafted accept headers can cause contents of arbitrary files on the target system's filesystem to be exposed.

    KEV Jul 7, 2025