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OpenAdvisories

Product · rails

https://github.com/rails/rails

3 known vulnerabilities.

All Critical High Medium Low Exploited only

3 results · Feed

  • Critical 9.8
    CVE-2019-5420 EPSS 89%

    Use of Insufficiently Random Values in Railties Allows Remote Code Execution

    A remote code execution vulnerability in development mode Rails <5.2.2.1, <6.0.0.beta3 can allow an attacker to guess the automatically generated development mode secret token. This secret token can be used in combination with other Rails internals to escalat…

    rails https://github.com/rails/rails rails railties Debian RubyGems
  • High 7.5
    CVE-2019-5419

    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.

    rails https://github.com/rails/rails rails rails Debian Ubuntu RubyGems
  • High 7.5
    CVE-2019-5418 Exploited 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.

    rails https://github.com/rails/rails rails rails Debian Ubuntu RubyGems
    KEV Jul 7, 2025