CVE-2012-6685 rubygem-nokogiri: XML eXternal Entity (XXE) flaw

Nokogiri before 1.5.4 is vulnerable to XXE attacks...

CVE-2012-6109 rubygem-rack: parsing Content-Disposition header DoS

lib/rack/multipart.rb in Rack before 1.1.4, 1.2.x before 1.2.6, 1.3.x before 1.3.7, and 1.4.x before 1.4.2 uses an incorrect regular expression, which allows remote attackers to cause a denial of service infinite loop via a crafted Content-Disposion header...

CVE-2012-6684 rubygem-RedCloth: XSS vulnerability

Cross-site scripting XSS vulnerability in the RedCloth library 4.2.9 for Ruby and earlier allows remote attackers to inject arbitrary web script or HTML via a javascript: URI...

Response Splitting Vulnerability in Ruby on Rails

A response splitting flaw in Ruby on Rails 2.3.x was reported that could allow a remote attacker to inject arbitrary HTTP headers into a response due to insufficient sanitization of the values provided for response content types...

view_component - System Test Entry Point Path Check Allows Sibling Directory Escape

The system test entrypoint canonicalizes a user-controlled file path with File.realpath, then checks whether the resolved path starts with the temp directory path. This is not a safe containment check because sibling directories can share the same string prefix. Severity: Medium; test-route scope...

SAML authentication bypass via Incorrect XPath selector

Ruby-SAML in = 12.2 and 1.13.0 = 1.16.0 does not properly verify the signature of the SAML Response. An unauthenticated attacker with access to any signed saml document by the IdP can thus forge a SAML Response/Assertion with arbitrary contents. This would allow the attacker to log in as arbitrar...

DoS in REXML

There is a DoS vulnerability in REXML gem. This vulnerability has been assigned the CVE identifier CVE-2024-39908. We strongly recommend upgrading the REXML gem. Details When it parses an XML that has many specific characters such as . REXML gem may take long time. Please update REXML gem to...

RailsAdmin Cross-site Scripting vulnerability in the list view

Impact RailsAdmin list view has the XSS vulnerability, caused by improperly-escaped HTML title attribute. The issue was originally reported in https://github.com/railsadminteam/railsadmin/issues/3686. Patches Upgrade to 3.1.3 or 2.3.0. Workarounds 1. Copy the index view located under the path...

json-jwt allows bypass of identity checks via a sign/encryption confusion attack

The json-jwt aka JSON::JWT gem versions 1.16.5 and below sometimes allows bypass of identity checks via a sign/encryption confusion attack. For example, JWE can sometimes be used to bypass JSON::JWT.decode...

Rack CORS Middleware has Insecure File Permissions

rack-cors aka Rack CORS Middleware 2.0.1 has 0666 permissions for the .rb files...

Camaleon CMS Stored Cross-site Scripting vulnerability

In “Camaleon CMS” application, versions 0.0.1 through 2.6.0 are vulnerable to stored XSS, that allows unprivileged application users to store malicious scripts in the comments section of the post. These scripts are executed in a victim’s browser when they open the page containing the malicious...

Authentication Bypass by CSRF Weakness

Impact CSRF vulnerability that allows user account takeover. All applications using any version of the frontend component of spreeauthdevise are affected if protectfromforgery method is both: Executed whether as: A beforeaction callback the default A prependbeforeaction option prepend: true given...

CSS injection with width and height options

Chartkick is vulnerable to CSS injection if user input is passed to the width or height option. An attacker can set additional CSS properties, like:...

Missing TLS certificate verification

Faye uses em-http-request6 and faye-websocket10 in the Ruby version of its client. Those libraries both use the EM::Connectionstarttls1 method in EventMachine2 to implement the TLS handshake whenever a wss: URL is used for the connection. This method does not implement certificate verification by...

Ability to forge per-form CSRF tokens given a global CSRF token

It is possible to possible to, given a global CSRF token such as the one present in the authenticitytoken meta tag, forge a per-form CSRF token for any action for that session. Versions Affected: rails = 5.2.4.3, rails = 6.0.3.1 Impact ------ Given the ability to extract the global CSRF token, an...

Arbitrary path traversal and file access via `yard server`

A path traversal vulnerability was discovered in YARD = 0.9.19 when using yard server to serve documentation. This bug would allow unsanitized HTTP requests to access arbitrary files on the machine of a yard server host under certain conditions. The issue is resolved in v0.9.20 and later...

File Content Disclosure in Action View

There is a possible file content disclosure vulnerability in Action View. This vulnerability has been assigned the CVE identifier CVE-2019-5418. Versions Affected: All. Not affected: None. Fixed Versions: 6.0.0.beta3, 5.2.2.1, 5.1.6.2, 5.0.7.2, 4.2.11.1 Impact ------ There is a possible file...

Devise Gem for Ruby Time-of-check Time-of-use race condition with lockable module

Devise ruby gem before 4.6.0 when the lockable module is used is vulnerable to a time-of-check time-of-use TOCTOU race condition due to incrementfailedattempts within the Devise::Models::Lockable class not being concurrency safe...

Malicious ruby gem - active-support

The gem duplicates official activesupport no hyphen code, but adds a compiled extension. The extension attempts to resolve a base64 encoded domain, downloads a payload, and executes. Replace this gem with the official activesupport gem...

SpawningKit exploits

During the spawning of a malicious Passenger-managed application, SpawningKit in Phusion Passenger 5.3.x before 5.3.2 allows such applications to replace key files or directories in the spawning communication directory with symlinks. This then could result in arbitrary reads and writes, which in...

No validation of hostname certificate in net-ldap

The Net::LDAP aka net-ldap gem before 0.16.0 for Ruby has Missing SSL Certificate Validation. The LDAP server's certificate was not verified to match the host it was supposed to be connecting to...

Moderate severity vulnerability that affects facter, hiera, mcollective-client, and puppet

Untrusted search path vulnerability in Puppet Enterprise 2.8 before 2.8.7, Puppet before 2.7.26 and 3.x before 3.6.2, Facter 1.6.x and 2.x before 2.0.2, Hiera before 1.3.4, and Mcollective before 2.5.2, when running with Ruby 1.9.1 or earlier, allows local users to gain privileges via a Trojan...

Rails vulnerable to Cross-site Scripting

Multiple cross-site scripting XSS vulnerabilities in "actionview/lib/actionview/helpers/numberhelper.rb" in Ruby on Rails before 3.2.17, 4.0.x before 4.0.3, and 4.1.x before 4.1.0.beta2 allow remote attackers to inject arbitrary web script or HTML via the 1 format, 2 negativeformat, or 3 units...

High severity vulnerability that affects rails

Ruby on Rails before 1.1.5 allows remote attackers to execute Ruby code with "severe" or "serious" impact via a File Upload request with an HTTP header that modifies the LOADPATH variable, a different vulnerability than CVE-2006-4112...

RubyGems vulnerability in the gem installer that allowed a malicious gem to overwrite arbitrary files

RubyGems version 2.6.12 and earlier fails to validate specification names, allowing a maliciously crafted gem to potentially overwrite any file on the filesystem...

Possible remote code execution vulnerability in Action Pack

There is a possible remote code execution vulnerability in Action Pack. This vulnerability has been assigned the CVE identifier CVE-2016-2098. Versions Affected: 3.2.x, 4.0.x, 4.1.x, 4.2.x Not affected: 5.0+ Fixed Versions: 3.2.22.2, 4.1.14.2, 4.2.5.2 Impact ------ Applications that pass unverifi...

Arbitrary file existence disclosure in Action Pack

Specially crafted requests can be used to determine whether a file exists on the filesystem that is outside the Rails application's root directory. The files will not be served, but attackers can determine whether or not the file exists...

Directory Traversal Vulnerability With Certain Route Configurations

There is a vulnerability in the 'implicit render' functionality in Ruby on Rails.The implicit render functionality allows controllers to render a template, even if there is no explicit action with the corresponding name. This module does not perform adequate input sanitization which could allow a...

CVE-2013-2065 Ruby: Object taint bypassing in DL and Fiddle

1 DL and 2 Fiddle in Ruby 1.9 before 1.9.3 patchlevel 426, and 2.0 before 2.0.0 patchlevel 195, do not perform taint checking for native functions, which allows context-dependent attackers to bypass intended $SAFE level restrictions...

httparty Gem for Ruby Type Casting Parameter Parsing Remote Code Execution

httparty Gem for Ruby contains a flaw that is triggered when a type casting error occurs during the parsing of parameters. This may allow a context-dependent attacker to potentially execute arbitrary code...

URI Credential Leakage Bypass

A vulnerability in the URI library bundled with Ruby allows sensitive user credentials such as usernames or passwords in a URI to be unintentionally leaked when combining URIs using the + operator. This issue bypasses the previous fix for CVE-2025-27221. The issue affects Ruby's built-in URI...

Decidim::Admin vulnerable to cross-site scripting (XSS) in the admin panel with QuillJS WYSWYG editor

Impact The WYSWYG editor QuillJS is subject to potential XSS attach in case the attacker manages to modify the HTML before being uploaded to the server. The attacker is able to change e.g. to if they know how to craft these requests themselves. Patches N/A Workarounds Review the user accounts tha...

Rack ReDoS Vulnerability in HTTP Accept Headers Parsing

Summary A Regular Expression Denial of Service ReDoS vulnerability exists in the Rack::Request::Helpers module when parsing HTTP Accept headers. This vulnerability can be exploited by an attacker sending specially crafted Accept-Encoding or Accept-Language headers, causing the server to spend...

StimulusReflex arbitrary method call

Summary More methods than expected can be called on reflex instances. Being able to call some of them has security implications. Details To invoke a reflex a websocket message of the following shape is sent: json "target": "classnamemethodname", "args": The server will proceed to instantiate refl...

Possible Sensitive Session Information Leak in Active Storage

There is a possible sensitive session information leak in Active Storage. By default, Active Storage sends a Set-Cookie header along with the user’s session cookie when serving blobs. It also sets Cache-Control to public. Certain proxies may cache the Set-Cookie, leading to an information leak...

Decidim Cross-site Scripting vulnerability in the external link redirections

Impact The external link feature is susceptible to Cross-site scripting. This allows a remote attacker to execute JavaScript code in the context of a currently logged-in user. An attacker could use this vulnerability to make other users endorse or support proposals they have no intention of...

gRPC Reachable Assertion issue

There exists an vulnerability causing an abort to be called in gRPC. The following headers cause gRPC's C++ implementation to abort when called via http2: te: x x != trailers :scheme: x x != http, https grpclbclientstats: x x == anything On top of sending one of those headers, a later header must...

Ruby URI component ReDoS issue

A ReDoS issue was discovered in the URI component through 0.12.0 in Ruby through 3.2.1. The URI parser mishandles invalid URLs that have specific characters. It causes an increase in execution time for parsing strings to URI objects. The fixed versions are 0.12.1, 0.11.1, 0.10.2 and 0.10.0.1...

curupira is vulnerable to SQL injection

A vulnerability classified as critical has been found in prodigasistemas curupira up to 0.1.3. Affected is an unknown function of the file app/controllers/curupira/passwordscontroller.rb. The manipulation leads to sql injection. Upgrading to version 0.1.4 is able to address this issue. The name o...

Nokogiri contains libxml Out-of-bounds Write vulnerability

There is a flaw in the xml entity encoding functionality of libxml2 in versions before 2.9.11. An attacker who is able to supply a crafted file to be processed by an application linked with the affected functionality of libxml2 could trigger an out-of-bounds read. The most likely impact of this...

Buffer Overrun in CGI.escape_html

A security vulnerability that causes buffer overflow when you pass a very large string 700 MB to CGI.escapehtml on a platform where long type takes 4 bytes, typically, Windows. Please update the cgi gem to version 0.3.1, 0.2.1, and 0.1.1 or later. You can use gem update cgi to update it. If you a...

Authentication Bypass by CSRF Weakness

Impact CSRF vulnerability that allows user account takeover. All applications using any version of the frontend component of solidusauthdevise are affected if protectfromforgery method is both: - Executed whether as: - A beforeaction callback the default - A prependbeforeaction option prepend: tr...

Regular Expression Denial of Service in Addressable templates

Within the URI template implementation in Addressable, a maliciously crafted template may result in uncontrolled resource consumption, leading to denial of service when matched against a URI. In typical usage, templates would not normally be read from untrusted user input, but nonetheless, no...

Possible Open Redirect Vulnerability in Action Pack

There is a possible Open Redirect Vulnerability in Action Pack. This vulnerability has been assigned the CVE identifier CVE-2021-22903. Versions Affected: = v6.1.0.rc2 Not affected: v6.1.0.rc2 Fixed Versions: 6.1.3.2 Impact ------ This is similar to CVE-2021-22881: Specially crafted Host headers ...

Rexical Command Injection Vulnerability

A command injection vulnerability appears in code generated by the Rexical gem versions v1.0.6 and earlier. It allows commands to be executed in a subprocess by Ruby's Kernel.open method...

Remote command execution via filename

A remote shell execution vulnerability when using MiniMagick::Image.open with URL coming from unsanitized user input. e.g. MiniMagick::Image.open"| touch.txt"...

XSS vulnerability that affects bootstrap

In Bootstrap before 3.4.0, XSS is possible in the tooltip data-viewport attribute...

Possible XSS vulnerability in Rack

There is a possible vulnerability in Rack. This vulnerability has been assigned the CVE identifier CVE-2018-16471. Versions Affected: All. Not affected: None. Fixed Versions: 2.0.6, 1.6.11 Impact ------ There is a possible XSS vulnerability in Rack. Carefully crafted requests can impact the data...

Incorrect equality check in OpenSSL::X509::Name

The equality check of OpenSSL::X509::Name is not correctly in openssl extension library bundled with Ruby. An instance of OpenSSL::X509::Name contains entities such as CN, C and so on. Some two instances of OpenSSL::X509::Name are equal only when all entities are exactly equal. However, there is ...

Path Traversal in Sprockets

Specially crafted requests can be used to access files that exist 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. Workaround:...