Possible Denial of Service in resolv gem

A denial of service vulnerability has been discovered in the resolv gem bundled with Ruby. This vulnerability has been assigned the CVE identifier CVE-2025-24294. We recommend upgrading the resolv gem. Details The vulnerability is caused by an insufficient check on the length of a decompressed...

net-imap rubygem vulnerable to possible DoS by memory exhaustion

Summary There is a possibility for denial of service by memory exhaustion when net-imap reads server responses. At any time while the client is connected, a malicious server can send can send a "literal" byte count, which is automatically read by the client's receiver thread. The response reader...

Ruby SAML allows remote Denial of Service (DoS) with compressed SAML responses

Summary ruby-saml is susceptible to remote Denial of Service DoS with compressed SAML responses. Ruby-saml uses zlib to decompress SAML responses in case they're compressed. It is possible to bypass the message size check with a compressed assertion since the message size is checked before...

Oxidized Web RANCID migration page allows unauthenticated user to gain control over Linux user account

In oxidized-web aka Oxidized Web before 0.15.0, the RANCID migration page allows an unauthenticated user to gain control over the Linux user account that is running oxidized-web...

CVE-2025-27219 - Denial of Service in CGI::Cookie.parse

There is a possibility for DoS by in the cgi gem. This vulnerability has been assigned the CVE identifier CVE-2025-27219. We recommend upgrading the cgi gem. Details CGI::Cookie.parse took super-linear time to parse a cookie string in some cases. Feeding a maliciously crafted cookie string into t...

rails-html-sanitizer has XSS vulnerability with certain configurations

Summary There is a possible XSS vulnerability with certain configurations of Rails::HTML::Sanitizer 1.6.0 when used with Rails = 7.1.0. Versions affected: 1.6.0 Not affected: 1.6.0 Fixed versions: 1.6.1 Impact A possible XSS vulnerability with certain configurations of Rails::HTML::Sanitizer may...

Decidim-Awesome has SQL injection in AdminAccountability

Vulnerability type: CWE-89: Improper Neutralization of Special Elements used in an SQL Command 'SQL Injection' Vendor: Decidim International Community Environment Has vendor confirmed: Yes Attack type: Remote Impact: Code Execution Escalation of Privileges Information Disclosure Affected component:...

camaleon_cms affected by cross site scripting

Cross Site Scripting vulnerability in camaleon-cms v.2.7.5 allows remote attacker to execute arbitrary code via the content group name field...

omniauth-saml vulnerable to Improper Verification of Cryptographic Signature

ruby-saml, the dependent SAML gem of omniauth-saml has a signature wrapping vulnerability in = v1.12.0 and v1.13.0 to v1.16.0 , see https://github.com/SAML-Toolkits/ruby-saml/security/advisories/GHSA-jw9c-mfg7-9rx2 As a result, omniauth-saml created a new release by upgrading ruby-saml to the...

DoS vulnerabilities in REXML

There are some DoS vulnerabilities in REXML gem. These vulnerabilities have been assigned the CVE identifier CVE-2024-41123. We strongly recommend upgrading the REXML gem. Details When parsing an XML document that has many specific characters such as whitespace character, and , REXML gem may take...

Race condition in Endorsements

Impact A race condition in the endorsement of resources for instance, a proposal allows a user to make more than once endorsement. To exploit this vulnerability, the request to set an endorsement must be sent several times in parallel. Workarounds Disable the Endorsement feature in the components...

Possibility to circumvent the invitation token expiry period

Impact The invites feature allows users to accept the invitation for an unlimited amount of time through the password reset functionality. When using the password reset functionality, the deviseinvitable gem always accepts the pending invitation if the user has been invited as shown in this piece...

External XML entity (XXE) vulnerability in svg_optimizer rubygem

An issue in Fnando svgoptimizer v.0.2.6 allows a remote attacker to escalate privileges when optimizing untrusted SVG content...

Puppet Bolt privilege escalation vulnerability

In Puppet Bolt versions prior to 3.27.4, a path to escalate privileges was identified...

Uncontrolled Recursion in Loofah

Summary Loofah = 2.2.0, = 2.19.1. Users who are unable to upgrade may be able to mitigate this vulnerability by limiting the length of the strings that are sanitized...

arr-pm vulnerable to arbitrary shell execution when extracting or listing files contained in a malicious rpm

Impact Arbitrary shell execution is possible when using RPM::Filefiles and RPM::Fileextract if the RPM contains a malicious "payload compressor" field. This vulnerability impacts the extract and files methods of the RPM::File class in the affected versions of this library. Patches Version 0.0.12 ...

OmniAuth's `lib/omniauth/failure_endpoint.rb` does not escape `message_key` value

lib/omniauth/failureendpoint.rb in OmniAuth before 1.9.2 and before 2.0 does not escape the messagekey value...

Arbitrary file write in dragonfly

An argument injection vulnerability in Dragonfly Ruby Gem v1.3.0 allows attackers to read and write arbitrary files when the verifyurl option is disabled. This vulnerability is exploited via a crafted URL...

Camaleon CMS vulnerable to Uncaught Exception

In Camaleon CMS, versions 2.0.1 through 2.6.0 are vulnerable to an Uncaught Exception. The app's media upload feature crashes permanently when an attacker with a low privileged access uploads a specially crafted .svg file...

RubyGems Link Following vulnerability

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Directory Traversal vulnerability in installlocation function of package.rb that can result in...

Mongrel vulnerable to directory traversal via double-encoded sequences

Directory traversal vulnerability in DirHandler lib/mongrel/handlers.rb in Mongrel 1.0.4 1.0.3 and prior are not affected and 1.1.x before 1.1.3 allows remote attackers to read arbitrary files via an HTTP request containing double-encoded sequences .%252e...

Cross site scripting in rails/actionpack < 3.0.6

A cross-site scripting vulnerability flaw was found in the autolink function in Rails before version 3.0.6...

Use-After-Free in str_escape in mruby/mruby in mruby/mruby

Use-After-Free in strescape in mruby/mruby in GitHub repository mruby/mruby prior to 3.2. Possible arbitrary code execution if being exploited...

XSS via `translate` method of `ViewComponent::Translatable` in view_component gem

This is an XSS vulnerability that has the potential to impact anyone using translations with the viewcomponent gem. Data received via user input and passed as an interpolation argument to the translate method is not properly sanitized before display. Versions 2.31.2 and 2.49.1 have been released...

NULL Pointer Dereference in mruby/mruby

NULL Pointer Dereference in Homebrew mruby prior to 3.2...

Out-of-bounds Read in mruby/mruby

Out-of-bounds Read in Homebrew mruby prior to 3.2...

Path traversal when MessageBus::Diagnostics is enabled

Impact Users who deployed message bus with diagnostics features enabled default off were vulnerable to a path traversal bug, which could lead to disclosure of secret information on a machine if an unintended user were to gain access to the diagnostic route. The impact is also greater if there is ...

ReDos vulnerability on guest checkout email validation

Impact Denial of service vulnerability that could be exploited during a guest checkout. The regular expression used to validate a guest order's email was subject to exponential backtracking through a fragment like a.a.. Before the patch, it can be reproduced in the console like this: ruby irbmain...

Remote code execution in ruby-jss

The Pixar ruby-jss gem before 1.6.0 allows remote attackers to execute arbitrary code because of the Plist gem's documented behavior of using Marshal.load during XML document processing...

Missing TLS certificate verification in faye-websocket

The Faye::WebSocket::Client class uses 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 default, meaning that it does not check that the server presents a...

secure_headers directive injection using semicolon

If user-supplied input was passed into append/overridecontentsecuritypolicydirectives, a semicolon could be injected leading to directive injection. This could be used to e.g. override a script-src directive. Duplicate directives are ignored and the first one wins. The directives in secureheaders...

simple_form Gem for Ruby Incorrect Access Control for forms based on user input

Simple Form before 5.0 has Incorrect Access Control in filemethod? in lib/simpleform/formbuilder.rb, because a user-supplied string is invoked as a method call. This only happens for pages that build forms based on user input...

Code execution backdoor in doge-coin

The doge-coin gem 1.0.2 for Ruby, as distributed on RubyGems.org, included a code-execution backdoor inserted by a third party. Users of an affected version should consider downgrading to the last non-affected version of 1.0.1...

strong_password Ruby gem malicious version causing Remote Code Execution vulnerability

The strongpassword gem on RubyGems.org was hijacked by a malicious actor. The malicious actor published v0.0.7 containing malicious code that enables an attacker to execute remote code in production. Upgrade strongpassword to v0.0.8 to ensure no malicious code execution is possible...

Escape sequence injection vulnerability in gem owner

An issue was discovered in RubyGems 2.6 and later through 3.0.2. The gem owner command outputs the contents of the API response directly to stdout. Therefore, if the response is crafted, escape sequence injection may occur...

Heap buffer overflow in OP_ENTER

An issue was discovered in mruby 1.4.1. There is a heap-based buffer over-read associated with OPENTER because a heap-based mrbgems/mruby-fiber/src/fiber.c does not extend the stack in cases of many arguments to fiber...

Moderate severity vulnerability that affects rails

Session fixation vulnerability in Rails before 1.2.4, as used for Ruby on Rails, allows remote attackers to hijack web sessions via unspecified vectors related to "URL-based sessions."...

Moderate severity XSS vulnerability that affects rails

Cross-site scripting XSS vulnerability in the striptags function in Ruby on Rails before 2.2.s, and 2.3.x before 2.3.5, allows remote attackers to inject arbitrary web script or HTML via vectors involving non-printing ASCII characters,related to HTML::Tokenizer and...

Directory traversal vulnerability in rubyzip

The Zip::File component in the rubyzip gem before 1.2.1 for Ruby has a directory traversal vulnerability. If a site allows uploading of .zip files, an attacker can upload a malicious file that uses "../" pathname substrings to write arbitrary files to the filesystem...

colorscore Gem for Ruby lib/colorscore/histogram.rb Arbitrary Command Injection

The contents of the imagepath, colors, and depth variables generated from possibly user-supplied input are passed directly to the shell via convert .... If a user supplies a value that includes shell metacharacters such as ';', an attacker may be able to execute shell commands on the remote syste...

CSRF vulnerability in OmniAuth's request phase

The request phase of the OmniAuth Ruby gem is vulnerable to Cross-Site Request Forgery CSRF when used as part of the Ruby on Rails framework, allowing accounts to be connected without user intent, user interaction, or feedback to the user. This permits a secondary account to be able to sign into...

Cross-site request forgery (CSRF) vulnerability in doorkeeper 1.4.0 and earlier.

Cross-site request forgery CSRF vulnerability in doorkeeper 1.4.0 and earlier allows remote attackers to hijack the user's OAuth autorization code. This vulnerability has been assigned the CVE identifier CVE-2014-8144. Doorkeeper's endpoints didn't have CSRF protection. Any HTML document on the...

sentry-raven Gem for Ruby contains a flaw that can result in a denial of service

Sentry raven-ruby contains a flaw in the lib/raven/okjson.rb script that is triggered when large numeric values are stored as an exponent or in scientific notation. With a specially crafted request, an attacker can cause the software to consume excessive resources resulting in a denial of service...

ldoce Gem for Ruby MP3 URL Shell Metacharacter Injection Arbitrary Command Execution

ldoce Gem for Ruby contains a flaw that is triggered during the handling of a specially crafted URL or filename for MP3 files that have shell metacharacters injected in to it. This may allow a context-dependent attacker to execute arbitrary commands...

MiniMagick Gem for Ruby URI Handling Arbitrary Command Injection

MiniMagick Gem for Ruby contains a flaw that is triggered during the handling of specially crafted input from an untrusted source passed via a URL that contains a ';' character. This may allow a context-dependent attacker to potentially execute arbitrary commands...

CVE-2013-0162 rubygem-ruby_parser: incorrect temporary file usage

The diffpp function in lib/gauntletrubyparser.rb in the rubyparser gem 3.1.1 and earlier for Ruby allows local users to overwrite arbitrary files via a symlink attack on a temporary file with a predictable name in /tmp...

Decidim - Forms admin question editor lacks authorization

Description A participant can load the demographics questionnaire admin editor and make changes. Impact - Low-privilege users can access questionnaire-admin interfaces. - They can read question-management surfaces that should remain limited to questionnaire managers. Credits This issue was...

Oj - Use-After-Free in Oj::Parser Symbol Key Cache Toggle

Summary Disabling symbolkeys on a reused Oj::Parser instance triggers a heap use-after-free. When symbolkeys is toggled from true to false, optsymbolkeysset frees the internal key cache cachefree but does not clear the pointer. The next parse call reads from the freed cache via cacheintern,...

Devise has an Open Redirect via Unvalidated `request.referrer` in Timeoutable Session Timeout Handler

Summary When the Timeoutable module is enabled in Devise, the FailureAppredirecturl method returns request.referrer — the HTTP Referer header, which is attacker-controllable — without validation for any non-GET request that results in a session timeout. An attacker who hosts a page with an...

OpenC3 COSMOS is Vulnerable to Self-XSS Through the Command Sender

Summary The Command Sender UI uses an unsafe eval function on array-like command parameters, which allows a user-supplied payload to execute in the browser when sending a command. This creates a self-XSS risk because an attacker can trigger their own script execution in the victim’s session, if...