Home/CVE/There is an information leak vulnerability in Sprockets. Versions Affected: 4.0.0.beta7 and lower, 3.7.1 and lower, 2.12
CVE

CVE-2018-3760

There is an information leak vulnerability in Sprockets. Versions Affected: 4.0.0.beta7 and lower, 3.7.1 and lower, 2.12

There is an information leak vulnerability in Sprockets. Versions Affected: 4.0.0.beta7 and lower, 3.7.1 and lower, 2.12.4 and lower. Specially crafted requests can be used to access files that exists on the filesystem that is outside an application's root directory, when the Sprockets server is used in production.

All users running an affected release should either upgrade or use one of the work arounds immediately.

HIGH · CVSS 7.5 EPSS 0.93887
Act now
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 0% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-200Exposure of Sensitive Information to an Unauthorized Actor
CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
▤

Affected Products & Versions

6
redhat cloudformsall versions
redhat enterprise linuxall versions
sprockets project sprockets>= 2.0.0 and <= 2.12.4
sprockets project sprockets>= 3.0.0 and <= 3.7.1
sprockets project sprocketsall versions
debian linuxall versions
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
RubyGems sprockets HIGH fixed in 3.7.2
⚠

Public Exploits & PoCs

1
nucleiRuby On Rails - Local File Inclusionhigh
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.0 · support@hackerone.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD26 Jun 2018 · 07:29 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
⚑

Vendor Advisories

20
suse-csafopenSUSE-SU-2026:10364-1
suse-csafopenSUSE-SU-2026:10365-1
suse-csafopenSUSE-SU-2025:15127-1
suse-csafopenSUSE-SU-2025:15128-1
suse-csafopenSUSE-SU-2024:14177-1
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/rails/sprockets/commit/c09131cf5b2c479263939c8582e22b98ed616c5fhttps://github.com/rails/sprockets/commit/9c34fa05900b968d74f08ccf40917848a7be9441https://github.com/rails/sprockets/commit/18b8a7f07a50c245e9aee7854ecdbe606bbd8bb5Broken Link
https://groups.google.com/d/msg/rubyonrails-security/ft_J--l55fM/7roDfQ50BwAJPatchThird Party Advisory
https://www.debian.org/security/2018/dsa-4242Third Party Advisory
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