Which products and versions are affected by CVE-2019-5418?

Affected: Cloudforms (Redhat) versions 4.6, 4.7; Software Collections (Redhat) versions 1.0; Rails (Rubyonrails), among others. The full list is in the CVE brief.

Is CVE-2019-5418 being exploited in the wild?

It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Jul 7, 2025.

Is CVE-2019-5418 in the CISA KEV catalog?

Yes. It was added on Jul 7, 2025 with a federal remediation due date of Jul 28, 2025.

Is there a public exploit for CVE-2019-5418?

Public exploit code is available.

Is there a fix for CVE-2019-5418?

Fixed versions are available, including actionview 4.2.11.1, actionview 5.0.7.2, actionview 5.1.6.2.

How urgently should CVE-2019-5418 be patched?

Brandefense priority: patch immediately, because it is listed as exploited in the wild.

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Vulnerability Intelligence

CVE-2019-5418

HighExploitedPublic exploit

Path Traversal in Action View

Published Mar 13, 2019 · Updated Sep 9, 2026 · Also known as DEBIAN-CVE-2019-5418, DLA-1739-1, GHSA-86g5-2wh3-gc9j, SUSE-SU-2019:0915-1, UBUNTU-CVE-2019-5418, USN-7646-1

Key Facts

Patch immediately

CVE-2019-5418 is a high-severity vulnerability (CVSS 7.5 v3.1) affecting Cloudforms (Redhat), Software Collections (Redhat), Rails (Rubyonrails) and 22 more products.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Jul 7, 2025. Public exploit code is available.
EPSS estimates a 99% probability of exploitation in the next 30 days.
Fixed versions are available, including actionview 4.2.11.1, actionview 5.0.7.2, actionview 5.1.6.2.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.

CVSS v3.1

7.5

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS (30-day exploit likelihood)

99%

Higher than 99.9% of all scored CVEs

Exploited in the wild

Yes

4 catalog listings

Public exploit code

Available

Proof-of-concept or weaponized module

Get the full CVE-2019-5418 brief as a PDF

Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.

Description

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.

Known-Exploited Catalog Listings

Catalog	Added	Remediation due	Ransomware use
CISA KEV	Jul 7, 2025	Jul 28, 2025	Not reported
Industry KEV feed	Jul 7, 2025	Jul 28, 2025	Not reported
CIRCL KEV	Jul 7, 2025	Jul 28, 2025	Not reported
ENISA EUVD	Jul 7, 2025	n/a	Not reported

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.

Affected Products

146 affected entries in total

Product	Affected versions	Fixed in
CloudformsRedhat	4.6, 4.7	n/a
Software CollectionsRedhat	1.0	n/a
RailsRubyonrails	See advisory	4.2.11.1
Debian LinuxDebian	8.0	n/a
FedoraFedoraproject	30	n/a

20 more affected products in the full CVE brief

Patched Releases

actionview

4.2.11.1, 5.0.7.2, 5.1.6.2, 5.2.2.1

ansible-tower

0:3.4.3-1.el7at

cfme

0:5.10.3.3-1.el7cf

cfme-amazon-smartstate

0:5.9.9.3-1.el7cf

cfme-appliance

0:5.10.3.3-1.el7cf

cfme-gemset

0:5.10.3.3-1.el7cf

Rails

2:4.1.8-1+deb8u5, 2:4.2.10-0ubuntu4+esm2, 2:4.2.6-1ubuntu0.1~esm2, 2:5.2.2.1+dfsg-1, 4.2.11.1

rh-ror42-rubygem-actionpack

1:4.2.6-5.el6, 1:4.2.6-5.el7

rh-ror50-rubygem-actionpack

1:5.0.1-2.el6, 1:5.0.1-2.el7

rmt-server

2.6.5-3.18.1, 2.6.5-3.3.1, 2.6.5-3.34.1, 2.6.5-lp151.2.18.2, 2.6.5-lp152.2.3.1

rmt-server-config

2.6.5-3.18.1, 2.6.5-3.3.1, 2.6.5-3.34.1, 2.6.5-lp151.2.18.2, 2.6.5-lp152.2.3.1

rmt-server-pubcloud

2.6.5-lp151.2.18.2, 2.6.5-lp152.2.3.1

ruby-actionmailer