CVE-2016-0752

mediumpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.955 · 100 %ileexploit · weaponizedDEEURUUS

grimoire priorityP0 · Act now

Exploitable?

Yes · in the wild

CISA KEV · 4 exploits · weaponized

Likely / severe?

95.5% (100th) EPSS

CVSS 5 · medium

Is it mine?

31 products

Check your exposure

Who says so?

6 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

added 2022-03-25remediate by 2022-04-15

required action Apply updates per vendor instructions.

EPSS · scored 2026-10-27

Ruby on Rails Directory Traversal Vulnerability

Directory traversal vulnerability in Action View in Ruby on Rails before 3.2.22.1, 4.0.x and 4.1.x before 4.1.14.1, 4.2.x before 4.2.5.1, and 5.x before 5.0.0.beta1.1 allows remote attackers to read arbitrary files by leveraging an application's unrestricted use of the render method and providing a .. (dot dot) in a pathname.

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 10 · impact 2.9

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v2.05mediumAV:N/AC:L/Au:N/C:P/I:N/A:Nsecondary · FSTEC (BDU) RU

v3.07.5highCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:Hsecondary · OSV

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · ENISA EU

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondaryexploitability 3.9 · impact 3.6

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:Hsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: active · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-22USprimaryCWE-22USCWE-22US

exploits (4)

Public proof-of-concept and weaponised exploit code.

exploit/multi/http/rails_dynamic_render_code_execRuby on Rails Dynamic Render File Upload Remote Code Executionweaponized · metasploit
EDB-40561Ruby on Rails - Dynamic Render File Upload / Remote Code Execution (Metasploit)functional · exploit_db
dachidahu/CVE-2016-0752dachidahu/CVE-2016-0752PoC · poc_in_github
forced-request/rails-rce-cve-2016-0752forced-request/rails-rce-cve-2016-0752PoC · poc_in_github

affected products (31)

Products and version ranges known to be affected.

Debian Linuxall versionscert_bundDEcpe:/o:debian:debian_linux:-
Open Source Ruby on Rails <3.2.22.1all versionscert_bundDE
Open Source Ruby on Rails <4.1.14.1all versionscert_bundDE
Open Source Ruby on Rails <4.2.5.1all versionscert_bundDE
Red Hat Enterprise Linux 6all versionscert_bundDEcpe:/o:redhat:enterprise_linux:6
Red Hat Enterprise Linux 7all versionscert_bundDEcpe:/o:redhat:enterprise_linux:7
SUSE Linuxall versionscert_bundDEcpe:/o:suse:suse_linux:-
SUSE Linux Enterprise Serverall versionscert_bundDEcpe:/o:suse:linux_enterprise_server:suseenterprisehighavailabilityextension11sp3
SUSE openSUSEall versionscert_bundDEcpe:/o:suse:opensuse:-
Open Source Ruby on Rails< 3.2.22.1cert_bundDE
Open Source Ruby on Rails< 4.1.14.1cert_bundDE
Open Source Ruby on Rails< 4.2.5.1cert_bundDE
n/a n/a≤ n/aenisa_euvdEU
Rails Core Team Ruby on Rails≤ 3.2.22.1fstec_bduRU
Rails Core Team Ruby on Rails4.0 → 4.1.14.1fstec_bduRU
Rails Core Team Ruby on Rails4.2 → 4.2.5.1fstec_bduRU
Rails Core Team Ruby on Rails5 → 5.0.0.beta1.1fstec_bduRU
debian debian linux= 8.0nvdUScpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:*
opensuse leap= 42.1nvdUScpe:2.3:o:opensuse:leap:*:*:*:*:*:*:*:*
opensuse opensuse= 13.2nvdUScpe:2.3:o:opensuse:opensuse:*:*:*:*:*:*:*:*

showing 20 of 31

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2025-1085Ruby on Rails: Mehrere SchwachstellenDeutsch2016-01-25csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Ruby on Rails ausnutzen, um Sicherheitsfunktionen zu umgehen, um Dateien zu manipulieren oder um einen Denial of Service Zustand herbeizuführen.
GHSA-xrr4-p6fq-hjg7Directory traversal vulnerability in Action View in Ruby on Rails2017-10-24ghsa · osvUS
Directory traversal vulnerability in Action View in Ruby on Rails before 3.2.22.1, 4.0.x and 4.1.x before 4.1.14.1, 4.2.x before 4.2.5.1, and 5.x before 5.0.0.beta1.1 allows remote attackers to read arbitrary files by leveraging an application's unrestricted use of the render method and providing a `..` (dot dot) in a pathname.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund nvd osv NVD CVE.org MITRE

published 2016-02-16modified 2026-06-17

related (12,524)

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+12519 more

references (38)

External citations — patches, advisories, analysis.

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