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. This vulnerability is very similar to CVE-2014-7818, but th...

CVE-2013-1857 rubygem-actionpack: sanitize_protocol: XSS Vulnerability in the helper of Ruby on Rails

'The sanitize helper in lib/actioncontroller/vendor/html-scanner/html/sanitizer.rb in the Action Pack component in Ruby on Rails before 2.3.18, 3.0.x and 3.1.x before 3.1.12, and 3.2.x before 3.2.13 does not properly handle encoded : colon characters in URLs, which makes it easier for remote...

Ruby DL::dlopen could open a library with tainted library name even if $SAFE > 0

DL::dlopen could open a library with tainted library name even if $SAFE 0...

CVE-2008-2663 ruby: Integer overflows in rb_ary_store()

Multiple integer overflows in the rbarystore function in Ruby 1.8.4 and earlier, 1.8.5 before 1.8.5-p231, 1.8.6 before 1.8.6-p230, and 1.8.7 before 1.8.7-p22 allow context-dependent attackers to execute arbitrary code or cause a denial of service via unknown vectors, a different issue than...

Rack - Forwarded Header semicolon injection enables Host and Scheme spoofing

Summary Rack::Utils.forwardedvalues parses the RFC 7239 Forwarded header by splitting on semicolons before handling quoted-string values. Because quoted values may legally contain semicolons, a header such as: http Forwarded: for="127.0.0.1;host=evil.com;proto=https" can be interpreted by Rack as...

Camaleon CMS Vulnerable to Privilege Escalation through a Mass Assignment

A Privilege Escalation through a Mass Assignment exists in Camaleon CMS When a user wishes to change his password, the 'updatedajax' method of the UsersController is called. The vulnerability stems from the use of the dangerous permit! method, which allows all parameters to pass through without a...

OpenC3 Cross-site Scripting in Login functionality (`GHSL-2024-128`)

Summary The login functionality contains a reflected cross-site scripting XSS vulnerability. Note: This CVE only affects Open Source Edition, and not OpenC3 COSMOS Enterprise Edition Impact This issue may lead up to Remote Code Execution RCE. NOTE: The complete advisory with much more information...

Decidim vulnerable to sensitive data disclosure

Note: added the actual report as a comment. Summary Decidim, a platform for digital citizen participation, uses a third-party library named Ransack for filtering certain database collections e.g., public meetings. By default, this library allows filtering on all data attributes and associations...

avo possible unsafe reflection / partial DoS vulnerability

Summary The polymorphic field type stores the classes to operate on when updating a record with user input, and does not validate them in the back end. This can lead to unexpected behavior, remote code execution, or application crashes when viewing a manipulated record. Details After reviewing th...

Metasploit Framework user exposes Metasploit to same deserialization issue that is exploited by that module

By launching the drbremotecodeexec exploit, a Metasploit Framework user will inadvertently expose Metasploit to the same deserialization issue that is exploited by that module, due to the reliance on the vulnerable Distributed Ruby class functions. Since Metasploit Framework typically runs with...

Improper Certificate Validation in oauth ruby gem

lib/oauth/consumer.rb in the oauth-ruby gem through 0.5.4 for Ruby does not verify server X.509 certificates if a certificate bundle cannot be found, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information...

Possible DoS Vulnerability in Active Record PostgreSQL adapter

There is a possible DoS vulnerability in the PostgreSQL adapter in Active Record. This vulnerability has been assigned the CVE identifier CVE-2021-22880. Versions Affected: = 4.2.0 Not affected: 4.2.0 Fixed Versions: 6.1.2.1, 6.0.3.5, 5.2.4.5 Impact ------ Carefully crafted input can cause the...

Devise Gem for Ruby confirmation token validation with a blank string

Devise before 4.7.1 confirms accounts upon receiving a request with a blank confirmationtoken, if a database record has a blank value in the confirmationtoken column. However, there is no scenario within Devise itself in which such database records would exist...

The lazy_initialize function in lib/resolv.rb in Ruby

The lazyinitialize function in lib/resolv.rb in Ruby through 2.4.3 uses Kernelopen, which might allow Command Injection attacks, as demonstrated by a Resolv::Hosts::new argument beginning with a '|' character, a different vulnerability than CVE-2017-17405. NOTE: situations with untrusted input ma...

Moderate severity vulnerability that affects jquery-ui

Cross-site scripting XSS vulnerability in the default content option in jquery.ui.tooltip.js in the Tooltip widget in jQuery UI before 1.10.0 allows remote attackers to inject arbitrary web script or HTML via the title attribute, which is not properly handled in the autocomplete combo box demo...

High severity vulnerability that affects rails.

Unspecified vulnerability in the "dependency resolution mechanism" in Ruby on Rails 1.1.0 through 1.1.5 allows remote attackers to execute arbitrary Ruby code via a URL that is not properly handled in the routing code, which leads to a denial of service application hang or "data loss," a differen...

Nested attributes rejection proc bypass in Active Record

There is a vulnerability in how the nested attributes feature in Active Record handles updates in combination with destroy flags when destroying records is disabled. This vulnerability has been assigned the CVE identifier CVE-2015-7577. Versions Affected: 3.1.0 and newer Not affected: 3.0.x and...

CVE-2013-1855 rubygem-actionpack: css_sanitization: XSS vulnerability in sanitize_css

The sanitizecss method in lib/actioncontroller/vendor/html-scanner/html/sanitizer.rb in the Action Pack component in Ruby on Rails before 2.3.18, 3.0.x and 3.1.x before 3.1.12, and 3.2.x before 3.2.13 does not properly handle \n newline characters, which makes it easier for remote attackers to...

CVE-2009-4124 ruby: Heap-based buffer overflow in the rb_str_justify() function

Heap-based buffer overflow in the rbstrjustify function in string.c in Ruby 1.9.1 before 1.9.1-p376 allows context-dependent attackers to execute arbitrary code via unspecified vectors involving 1 Stringljust, 2 Stringcenter, or 3 Stringrjust. NOTE: some of these details are obtained from third...

ruby1.8 vulnerability

Multiple unspecified vulnerabilities in Ruby before 1.8.5 allow remote attackers to bypass safe level checks via unspecified vectors involving 1 the alias function and 2 directory operations...

Decidim has a cross-site scripting (XSS) in user name

Impact A stored code execution vulnerability in the user name field allows a low-privileged attacker to execute arbitrary code in the context of any user who passively visits a comment page, resulting in high confidentiality and integrity impact across security boundaries. Patches N/A Workarounds...

CVE-2025-27221 - userinfo leakage in URI#join, URI#merge and URI#+.

There is a possibility for userinfo leakage by in the uri gem. This vulnerability has been assigned the CVE identifier CVE-2025-27221. We recommend upgrading the uri gem. Details The methods URIjoin, URImerge, and URI+ retained userinfo, such as user:password, even after the host is replaced. Whe...

Possible Log Injection in Rack::CommonLogger

Summary Rack::CommonLogger can be exploited by crafting input that includes newline characters to manipulate log entries. The supplied proof-of-concept demonstrates injecting malicious content into logs. Details When a user provides the authorization credentials via Rack::Auth::Basic, if success,...

Possible ReDoS vulnerability in HTTP Token authentication in Action Controller

There is a possible ReDoS vulnerability in Action Controller's HTTP Token authentication. This vulnerability has been assigned the CVE identifier CVE-2024-47887. Impact For applications using HTTP Token authentication via authenticateorrequestwithhttptoken or similar, a carefully crafted header m...

Possible XSS Vulnerability in Action Controller

There is a possible XSS vulnerability when using the translation helpers translate, t, etc in Action Controller. This vulnerability has been assigned the CVE identifier CVE-2024-26143. Versions Affected: = 7.0.0 Not affected: 7.0.0 Fixed Versions: 7.1.3.1, 7.0.8.1 Impact Applications using...

Denial of Service Vulnerability in gRPC TCP Server (Posix-compatible platforms)

Lack of error handling in the TCP server in Google's gRPC starting version 1.23 on posix-compatible platforms ex. Linux allows an attacker to cause a denial of service by initiating a significant number of connections with the server. Note that gRPC C++ Python, and Ruby are affected, but gRPC Jav...

Decidim Cross-site Scripting vulnerability in the processes filter

Impact The processes filter 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...

TZInfo relative path traversal vulnerability allows loading of arbitrary files

Impact Affected versions - 0.3.60 and earlier. - 1.0.0 to 1.2.9 when used with the Ruby data source tzinfo-data. Vulnerability With the Ruby data source the tzinfo-data gem for tzinfo version 1.0.0 and later and built-in to earlier versions, time zones are defined in Ruby files. There is one file...

JMESPath for Ruby using JSON.load instead of JSON.parse

jmespath.rb aka JMESPath for Ruby before 1.6.1 uses JSON.load in a situation where JSON.parse is preferable...

papercrop does not properly handle crop input

The papercrop gem before 0.3.0 for Ruby on Rails does not properly handle crop input...

Improper Handling of Unexpected Data Type in Nokogiri

Summary Nokogiri = 1.13.6. JRuby users are not affected. Workarounds To avoid this vulnerability in affected applications, ensure the untrusted input is a String by calling tos or equivalent...

Katello uses hard coded credential

The installation script in Katello 1.0 and earlier does not properly generate the Application.config.secrettoken value, which causes each default installation to have the same secret token, and allows remote attackers to authenticate to the CloudForms System Engine web interface as an arbitrary...

Reallocation bug can trigger heap memory corruption

The 1.x branch and the 2.x branch of yajl contain an integer overflow which leads to subsequent heap memory corruption when dealing with large 2GB inputs. Details The reallocation logic at yajlbuf.cL64 may result in the need 32bit integer wrapping to 0 when need approaches a value of 0x80000000...

NULL Pointer Dereference in mrb_vm_exec with super in mruby/mruby

NULL Pointer Dereference in mrbvmexec with super in GitHub repository mruby/mruby prior to 3.2. This vulnerability is capable of making the mruby interpreter crash, thus affecting the availability of the system...

Denial of service in sidekiq

In api.rb in Sidekiq before 5.2.10 and 6.4.0, there is no limit on the number of days when requesting stats for the graph. This overloads the system, affecting the Web UI, and makes it unavailable to users...

Remote code execution in handlebars when compiling templates

The package handlebars before 4.7.7 are vulnerable to Remote Code Execution RCE when selecting certain compiling options to compile templates coming from an untrusted source. This vulnerability has been assigned the CVE identifier CVE-2021-23369...

Code Injection vulnerability in CarrierWave::RMagick

Impact CarrierWave::RMagick has a Code Injection vulnerability. Its manipulate! method inappropriately evals the content of mutation option:read/:write, allowing attackers to craft a string that can be executed as a Ruby code. If an application developer supplies untrusted inputs to the option, i...

Improper Restriction of Excessive Authentication Attempts in Sorcery

Impact Brute force vulnerability when using password authentication via Sorcery. The brute force protection submodule will prevent a brute force attack for the defined lockout period, but once expired protection will not be re-enabled until a user or malicious actor logs in successfully. This doe...

XSS vulnerability in rails-html-sanitizer

There is a possible XSS vulnerability in rails-html-sanitizer. The gem allows non-whitelisted attributes to be present in sanitized output when input with specially-crafted HTML fragments, and these attributes can lead to an XSS attack on target applications. This issue is similar to CVE-2018-804...

rack-protection gem timing attack vulnerability when validating CSRF token

Sinatra rack-protection versions 1.5.4 and 2.0.0.rc3 and earlier contains a timing attack vulnerability in the CSRF token checking that can result in signatures can be exposed. This attack appear to be exploitable via network connectivity to the ruby application...

last_run_report.yaml is world readable

lib/puppet/defaults.rb in Puppet 2.7.x before 2.7.18, and Puppet Enterprise before 2.5.2, uses 0644 permissions for lastrunreport.yaml, which allows local users to obtain sensitive configuration information by leveraging access to the puppet master server to read this file...

Potential SQL Injection with limit in rails/activerecord

Ruby on Rails 3.0.x before 3.0.4 does not ensure that arguments to the limit function specify integer values, which makes it easier for remote attackers to conduct SQL injection attacks via a non-numeric argument...

XSS vulnerabilities in the mail_to helper in rails/actionview

Multiple cross-site scripting XSS vulnerabilities in the mailto helper in Ruby on Rails before 2.3.11, and 3.x before 3.0.4, when javascript encoding is used, allow remote attackers to inject arbitrary web script or HTML via a crafted 1 name or 2 email value...

XSS Vulnerability on closeText option of Dialog jQuery UI

Cross-site scripting XSS vulnerability in jQuery UI before 1.12.0 might allow remote attackers to inject arbitrary web script or HTML via the closeText parameter of the dialog function...

RubyGems remote_fetcher.rb api_endpoint() Function Missing SRV Record Hostname Validation Request Hijacking

RubyGems contains a flaw in the apiendpoint function in remotefetcher.rb that is triggered when handling hostnames in SRV records. With a specially crafted response, a context-dependent attacker may conduct DNS hijacking attacks. This vulnerability is due to an incomplete fix for CVE-2015-3900,...

Ember.js Potential XSS Exploit When Binding `tagName` to User-Supplied Data

In general, Ember.js escapes or strips any user-supplied content before inserting it in strings that will be sent to innerHTML. However, the tagName property of an Ember.View was inserted into such a string without being sanitized. This means that if an application assigns a view's tagName to...

Ruby on Rails find_by_* Methods Authlogic SQL Injection Bypass

Due to the way dynamic finders in Active Record extract options from method parameters, a method parameter can mistakenly be used as a scope. Carefully crafted requests can use the scope to inject arbitrary SQL...

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...