Live › vulnerability › CVE-2019-5418
Go to dashboardRuby on Rails' Action View has a path traversal flaw: a crafted Accept header combined with a call to `render file:` lets an attacker render arbitrary files on the server. The attacker reads the contents of those files, such as config or secrets.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 19:11 UTC, 3h before NVD. All times on this page are UTC.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| Rails Ruby on Rails | vendor | – | – |
| rubyonrails rails | vendor | >= 3.0.0, < 4.2.11.1 | 4.2.11.1 |
| rubyonrails rails | vendor | >= 5.0.0, < 5.0.7.2 | 5.0.7.2 |
| rubyonrails rails | vendor | >= 5.1.0, < 5.1.6.2 | 5.1.6.2 |
| rubyonrails rails | vendor | >= 5.2.0, < 5.2.2.1 | 5.2.2.1 |
| debian linux |
| vendor |
| = 8.0 |
| – |
| redhat cloudforms | vendor | = 4.7 | – |
| opensuse leap | vendor | = 15.0 | – |
| fedoraproject fedora | vendor | = 30 | – |
| redhat cloudforms | vendor | = 4.6 | – |
| redhat software collections | vendor | = 1.0 | – |
Unknown from the sources.
Upgrade to 4.2.11.1 / 5.0.7.2 / 5.1.6.2 / 5.2.2.1
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Rails Ruby on Rails contains a path traversal vulnerability in Action View. Specially crafted accept headers in combination with calls to render file: can cause arbitrary files on the target server to be rendered, disclosing the file contents.
CISA required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
This page as .md · .json · in your agent: get_signal("CVE-2019-5418")
CISA KEV catalog, Creative Commons 0 · NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.