How severe is CVE-2014-7829?

CVE-2014-7829 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2014-7829 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-7829?

CVE-2014-7829 primarily affects Rubyonrails Rails. In total, 141 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-7829?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2014-7829 published?

CVE-2014-7829 was published on 2014-11-18 and last updated on 2026-06-17.

CVE-2014-7829

CVE-2014-7829 is a medium-severity vulnerability in Rubyonrails Rails with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 4% (90th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Rubyonrails Rails
Published: 2014-11-18
Last modified: 2026-06-17

Description

Directory traversal vulnerability in actionpack/lib/action_dispatch/middleware/static.rb in Action Pack in Ruby on Rails 3.x before 3.2.21, 4.0.x before 4.0.12, 4.1.x before 4.1.8, and 4.2.x before 4.2.0.beta4, when serve_static_assets is enabled, allows remote attackers to determine the existence of files outside the application root via vectors involving a \ (backslash) character, a similar issue to CVE-2014-7818.

Frequently asked questions

What is CVE-2014-7829?: Directory traversal vulnerability in actionpack/lib/action_dispatch/middleware/static.rb in Action Pack in Ruby on Rails 3.x before 3.2.21, 4.0.x before 4.0.12, 4.1.x before 4.1.8, and 4.2.x before 4.2.0.beta4, when serve_static_assets is enabled, allows remote attackers to determine the existence of files outside the application root via vectors involving a \ (backslash) character, a similar issue to CVE-2014-7818.
How severe is CVE-2014-7829?: CVE-2014-7829 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2014-7829 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-7829?: CVE-2014-7829 primarily affects Rubyonrails Rails. In total, 141 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-7829?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-7829 published?: CVE-2014-7829 was published on 2014-11-18 and last updated on 2026-06-17.

References

Affected products (141)

cpe:2.3:o:opensuse:opensuse:12.3:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.0:*:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.0:beta:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.0:beta2:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.0:beta3:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.0:beta4:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.0:rc:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.0:rc2:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.1:*:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.1:pre:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.2:*:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.2:pre:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.3:*:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.4:rc1:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.5:*:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.5:rc1:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.6:*:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.6:rc1:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.6:rc2:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.7:*:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.7:rc1:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.7:rc2:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.8:*:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.8:rc1:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.8:rc2:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.8:rc3:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.8:rc4:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.9:*:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.9:rc1:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.9:rc2:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.9:rc3:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.9:rc4:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.9:rc5:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.10:*:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.10:rc1:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.11:*:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.12:*:*:*:*:*:*:*
cpe:2.3:a:rubyonrails:rails:3.0.12:rc1:*:*:*:*:*:*

More vulnerabilities in Rubyonrails Rails

CVE-2013-0277 — Critical (CVSS 10.0): ActiveRecord in Ruby on Rails before 2.3.17 and 3.x before 3.1.0 allows remote attackers to cause a denial of service…
CVE-2026-33195 — Critical (CVSS 9.8): Active Storage allows users to attach cloud and local files in Rails applications. Prior to versions 8.1.2.1, 8.0.4.1,…
CVE-2020-8165 — Critical (CVSS 9.8): A deserialization of untrusted data vulnernerability exists in rails < 5.2.4.3, rails < 6.0.3.1 that can allow an…
CVE-2019-5420 — Critical (CVSS 9.8): A remote code execution vulnerability in development mode Rails <5.2.2.1, <6.0.0.beta3 can allow an attacker to guess…
CVE-2026-33202 — Critical (CVSS 9.1): Active Storage allows users to attach cloud and local files in Rails applications. Prior to versions 8.1.2.1, 8.0.4.1,…
CVE-2020-8163 — High (CVSS 8.8): The is a code injection vulnerability in versions of Rails prior to 5.0.1 that wouldallow an attacker who controlled…

All CVEs affecting Rubyonrails Rails →

Other CWE-22 (Path Traversal) vulnerabilities

CVE-2026-48282 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Limitation of a Pathname to a Restricted…
CVE-2026-54917 — Critical (CVSS 10.0): SeaweedFS is a distributed storage system for object storage (S3), file systems, and Iceberg tables. Prior to 4.30, the…
CVE-2026-11429 — Critical (CVSS 10.0): Two endpoints in the Vault Service ScriptsController, shared by Altium Enterprise Server and Altium 365, accept file…
CVE-2026-34909 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit a Path Traversal vulnerability found in UniFi OS devices to…
CVE-2026-7411 — Critical (CVSS 10.0): In Eclipse BaSyx Java Server SDK versions prior to 2.0.0-milestone-10, inadequate path normalization in the Submodel…
CVE-2026-36767 — Critical (CVSS 10.0): A path traversal vulnerability in the /content/images/add endpoint of shopizer v3.2.5 allows attackers write arbitrary…

Browse all CWE-22 (Path Traversal) vulnerabilities →