Directory traversal in Rack::Directory app bundled with Rack

There was a possible directory traversal vulnerability in the Rack::Directory app that is bundled with Rack. Versions Affected: rack = 2.2.0 Impact ------ If certain directories exist in a director that is managed by Rack::Directory, an attacker could, using this vulnerability, read the contents ...

Doorkeeper application secret information disclosure vulnerability

Information disclosure vulnerability. Allows an attacker to see all Doorkeeper::Application model attribute values including secrets after authorizing an application to their user. An application is vulnerable if the authorized applications controller is enabled GET...

heap use after free in hash_slice in mrbgems/mruby-hash-ext/src/hash-ext.c

In mruby 2.1.0, there is a use-after-free in hashslice in mrbgems/mruby-hash-ext/src/hash-ext.c...

json-jwt improper input validation due to lack of element count when splitting string

The json-jwt gem before 1.11.0 for Ruby lacks an element count during the splitting of a JWE string...

OS Command Injection in Rake

There is an OS command injection vulnerability in Ruby Rake 12.3.3 in Rake::FileList when supplying a filename that begins with the pipe character |...

Code execution backdoor in awesome-bot

The awesome-bot gem 1.18.0 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 1.17.2 or upgrading to 1.19.x...

Nokogiri Command Injection Vulnerability via Nokogiri::CSS::Tokenizer#load_file

A command injection vulnerability in Nokogiri v1.10.3 and earlier allows commands to be executed in a subprocess by Ruby's Kernel.open method. Processes are vulnerable only if the undocumented method Nokogiri::CSS::Tokenizerloadfile is being passed untrusted user input. This vulnerability appears...

Improper handling of ssh known_hosts file with Chloride

Prior to version 0.3.0, chloride's use of net-ssh resulted in host fingerprints for previously unknown hosts getting added to the user's knownhosts file without confirmation. In version 0.3.0 this is updated so that the user's knownhosts file is not updated by chloride...

Delete directory using symlink when decompressing tar

A Directory Traversal issue was discovered in RubyGems 2.7.6 and later through 3.0.2. Before making new directories or touching files which now include path-checking code for symlinks, it would delete the target destination. If that destination was hidden behind a symlink, a malicious gem could...

CHMOD race vulnerability

The file system access race condition allows for local privilege escalation and affects the Nginx module for Passenger versions 5.3.1, all the way back to 3.0.0 the chown command entered the code in 2010. The vulnerability was exploitable only when running a non-standard...

Ruby on rails 3.0.5 Remote_IP.rb Input Validation in rails/actionpack

The tos method in actionpack/lib/actiondispatch/middleware/remoteip.rb in Ruby on Rails 3.0.5 does not validate the X-Forwarded-For header in requests from IP addresses on a Class C network, which might allow remote attackers to inject arbitrary text into log files or bypass intended address...

Moderate severity vulnerability that affects rails

A certain algorithm in Ruby on Rails 2.1.0 through 2.2.2, and 2.3.x before 2.3.4, leaks information about the complexity of message-digest signature verification in the cookie store, which might allow remote attackers to forge a digest via multiple attempts...

actionpack and activesupport vulnerable to information leaks

A certain algorithm in Ruby on Rails 2.1.0 through 2.2.2, and 2.3.x before 2.3.4, leaks information about the complexity of message-digest signature verification in the cookie store, which might allow remote attackers to forge a digest via multiple attempts...

Predictable tmp File Path Vulnerability in Phusion Passenger

In Phusion Passenger before 5.1.0, a known /tmp filename was used during passenger-install-nginx-module execution, which could allow local attackers to gain the privileges of the passenger user...

Paperclip Gem for Ruby vulnerable to content type spoofing

There is an issue where if an HTML file is uploaded with a .html extension, but the content type is listed as being image/jpeg, this will bypass a validation checking for images. But it will also pass the spoof check, because a file named .html and containing actual HTML passes the spoof check...

CVE-2012-2140 rubygem-mail: arbitrary command execution when using exim or sendmail from commandline

The Mail gem before 2.4.3 for Ruby allows remote attackers to execute arbitrary commands via shell metacharacters in a 1 sendmail or 2 exim delivery...

Ruby 'OCSP_basic_verify()' X.509 Certificate Verification Vulnerability

ext/openssl/osslocsp.c in Ruby 1.8 and 1.9 does not properly check the return value from the OCSPbasicverify function, which might allow remote attackers to successfully present an invalid X.509 certificate, possibly involving a revoked certificate...

WEBrick Denial of Service Vulnerability

httputils.rb in WEBrick in Ruby 1.8.1 and 1.8.5, as used in Red Hat Enterprise Linux 4 and 5, allows remote attackers to cause a denial of service CPU consumption via a crafted HTTP request. NOTE: This issue exists because of an incomplete fix for CVE-2008-3656...

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...

net-imap has quadratic complexity when reading response literals

Summary Net::IMAP::ResponseReader has quadratic time complexity when reading large responses containing many string literals. A hostile server can send responses which are crafted to exhaust the client's CPU for a denial of service attack. Details For each literal in a response, ResponseReader...

Job Iteration API is vulnerable to OS Command Injection attack through its CsvEnumerator class

Impact There is an arbitrary code execution vulnerability in the CsvEnumerator class of the job-iteration repository. This vulnerability can be exploited by an attacker to execute arbitrary commands on the system where the application is running, potentially leading to unauthorized access, data...

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...

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...

Heap-based Buffer Overflow in sqlite-vec

sqlite-vec v0.1.1 was discovered to contain a heap buffer overflow via the npytokennext function. This vulnerability allows attackers to cause a Denial of Service DoS via a crafted file. Workaround for CVE in release 0.1.3...

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...

Decidim has broken access control in templates

Impact The templates module doesn't enforce the correct permissions, allowing any logged-in user to access to this functionality in the administration panel. An attacker could use this vulnerability to change, create or delete templates of surveys...

Sensitive Terraform Output Values Printed At Info Logging Level In Kitchen-Terraform

Summary Kitchen-Terraform v7.0.0 introduced a regression which caused all Terraform output values, including sensitive values, to be printed at the info logging level during the kitchen converge action. Prior to v7.0.0, the output values were printed at the debug level to avoid writing sensitive...

Inefficient Regular Expression Complexity in Loofah

Summary Loofah = 2.19.1...

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 ...

jQuery UI vulnerable to XSS when refreshing a checkboxradio with an HTML-like initial text label

Impact Initializing a checkboxradio widget on an input enclosed within a label makes that parent label contents considered as the input label. If you call .checkboxradio "refresh" on such a widget and the initial HTML contained encoded HTML entities, they will erroneously get decoded. This can le...

Octokit gem published with world-writable files

Impact Versions 4.23.0 and 4.24.0 of the octokit gem were published containing world-writeable files. Specifically, the gem was packed with files having their permissions set to -rw-rw-rw- i.e. 0666 instead of rw-r--r-- i.e. 0644. This means everyone who is not the owner Group and Public with...

Nokogiri implementation of libxslt vulnerable to heap corruption

Type confusion in xsltNumberFormatGetMultipleLevel prior to libxslt 1.1.33 could allow attackers to potentially exploit heap corruption via crafted XML data. Nokogiri prior to version 1.10.5 contains a vulnerable version of libxslt. Nokogiri version 1.10.5 upgrades the dependency to libxslt 1.1.3...

heap-buffer-overflow in mrb_vm_exec in mruby/mruby in mruby/mruby

heap-buffer-overflow in mrbvmexec in mruby/mruby in GitHub repository mruby/mruby prior to 3.2. Possible arbitrary code execution if being exploited...

Use after free in mrb_vm_exec in mruby/mruby

Use after free in mrbvmexec in GitHub repository mruby/mruby prior to 3.2...

NULL Pointer Dereference in mruby/mruby

NULL Pointer Dereference in GitHub repository mruby/mruby prior to 3.2...

Silent Configuration Failure in Puppet Agent

A flaw was discovered in Puppet Agent where the agent may silently ignore Augeas settings or may be vulnerable to a Denial of Service condition prior to the first 'pluginsync'...

ReDoS vulnerability in parser_apache2

Impact parserapache2 plugin in Fluentd v0.14.14 to v1.14.1 suffers from a regular expression denial of service ReDoS vulnerability. A broken apache log with a certain pattern of string can spend too much time in a regular expression, resulting in the potential for a DoS attack. Patches v1.14.2...

Exposure of Sensitive Information to an Unauthorized Actor in foreman_fog_proxmox

A flaw was found in the Foreman project. The Proxmox compute resource exposes the password through the API to an authenticated local attacker with viewhosts permission. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. Versions...

Remote code execution in Dragonfly

An argument injection vulnerability in the Dragonfly gem before 1.4.0 for Ruby allows remote attackers to read and write to arbitrary files via a crafted URL when the verifyurl option is disabled. This may lead to code execution. The problem occurs because the generate and process features...

HTTP Request Smuggling in reel

reel through 0.6.1 allows Request Smuggling attacks due to incorrect Content-Length and Transfer encoding header parsing. It is possible to conduct HTTP request smuggling attacks by sending the Content-Length header twice. Furthermore, invalid Transfer Encoding headers were found to be parsed as...

secure_headers header injection due to newline

If user-supplied input was passed into append/overridecontentsecuritypolicydirectives, a newline could be injected leading to limited header injection. Upon seeing a newline in the header, rails will silently create a new Content-Security-Policy header with the remaining value of the original...

ruby_parser-legacy world writable files allow local privilege escalation

The rubyparser-legacy aka legacy gem 1.0.0 for Ruby allows local privilege escalation because of world-writable files. For example, if the brakeman gem which has a legacy dependency 4.5.0 through 4.7.0 is used, a local user can insert malicious code into the...

Code execution backdoor in coming-soon

The coming-soon gem 0.2.8 for Ruby, as distributed on RubyGems.org, included a code-execution backdoor inserted by a third party. No unaffected version is known to exist, as the gem appears to have been entirely removed...

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...

SSRF vulnerability in Recurly gem's Resource#find.

If you are using the find method on any of the classes that are derived from the Resource class and you are passing user input into that method, a malicious user can force the http client to reach out to a server under their control. This can lead to leakage of your private API key. Because of th...

ox ruby gem segmentation fault via parse_obj

In the Ox gem 2.8.0 for Ruby, the process crashes with a segmentation fault when a crafted input is supplied to parseobj. NOTE: the vendor has stated "Ox should handle the error more gracefully" but has not confirmed a security implication...

Insufficient input validation

lib/puppet/ssl/certificateauthority.rb in Puppet before 2.6.17 and 2.7.x before 2.7.18, and Puppet Enterprise before 2.5.2, does not properly restrict the characters in the Common Name field of a Certificate Signing Request CSR, which makes it easier for user-assisted remote attackers to trick...

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...

Moderate severity vulnerability that affects rails

CRLF injection vulnerability in Ruby on Rails before 2.0.5 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via a crafted URL to the redirectto function...