Cocaine Gem for Ruby contains a flaw

Cocaine Gem for Ruby contains a flaw that is due to the method of variable interpolation used by the program. With a specially crafted object, a context-dependent attacker can execute arbitrary commands...

CVE-2013-4287 rubygems: version regex algorithmic complexity vulnerability

Algorithmic complexity vulnerability in Gem::Version::VERSIONPATTERN in lib/rubygems/version.rb in RubyGems before 1.8.23.1, 1.8.24 through 1.8.25, 2.0.x before 2.0.8, and 2.1.x before 2.1.0, as used in Ruby 1.9.0 through 2.0.0p247, allows remote attackers to cause a denial of service CPU...

XML Parsing Vulnerability affecting JRuby users

The ActiveSupport XML parsing functionality supports multiple pluggable backends. One backend supported for JRuby users is ActiveSupport::XmlMiniJDOM which makes use of the javax.xml.parsers.DocumentBuilder class. In some JVM configurations the default settings of that class can allow an attacker...

CVE-2013-0256 rubygem-rdoc: Cross-site scripting in the documentation created by Darkfish Rdoc HTML generator / template

darkfish.js in RDoc 2.3.0 through 3.12 and 4.x before 4.0.0.preview2.1, as used in Ruby, does not properly generate documents, which allows remote attackers to conduct cross-site scripting XSS attacks via a crafted URL...

Devise Database Type Conversion Crafted Request Parsing Security Bypass

Devise contains a flaw that is triggered during when a type conversion error occurs during the parsing of a malformed request. With a specially crafted request, a remote attacker can bypass security restrictions...

Ruby on Rails Authlogic Gem secret_token.rb Known secret_token Value Weakness

Ruby on Rails contains a flaw in the Authlogic gem. The issue is triggered when the program makes an unsafe method call for findbyid. With a specially crafted parameter in an environment that knows the secrettoken value in secrettoken.rb, a remote attacker to more easily conduct SQL injection...

CVE-2012-2139 rubygem-mail: directory traversal

Directory traversal vulnerability in lib/mail/network/deliverymethods/filedelivery.rb in the Mail gem before 2.4.4 for Ruby allows remote attackers to read arbitrary files via a .. dot dot in the to parameter...

Puppet allows local users to modify the permissions of arbitrary files

Puppet 2.7.x before 2.7.5, 2.6.x before 2.6.11, and 0.25.x allows local users to modify the permissions of arbitrary files via a symlink attack on the SSH authorizedkeys file...

jruby-openssl Gem for JRuby fails to do proper certificate validation

A security problem involving peer certificate verification was found where failed verification silently did nothing, making affected applications vulnerable to attackers. Attackers could lead a client application to believe that a secure connection to a rogue SSL server is legitimate. Attackers...

CVE-2008-3790 ruby: DoS vulnerability in the REXML module

The REXML module in Ruby 1.8.6 through 1.8.6-p287, 1.8.7 through 1.8.7-p72, and 1.9 allows context-dependent attackers to cause a denial of service CPU consumption via an XML document with recursively nested entities, aka an "XML entity explosion...

Directory traversal vulnerability in WEBrick

Directory traversal vulnerability in WEBrick in Ruby 1.8.4 and earlier, 1.8.5 before 1.8.5-p231, 1.8.6 before 1.8.6-p230, 1.8.7 before 1.8.7-p22, and 1.9.0 before 1.9.0-2, when using NTFS or FAT filesystems, allows remote attackers to read arbitrary CGI files via a trailing 1 + plus, 2 %2b encode...

Oj - Heap Buffer Overflow in Oj.dump Exception Serialization via Large Indent

Summary Oj.dump in object mode is vulnerable to a heap buffer overflow when serializing Exception objects with a large :indent value. The serializer allocates a buffer sized for the object's attributes but does not account for the indent bytes added on each write. With indent: 5000, the...

Oj - Use-After-Free in Oj::Parser SAJ Callback via Input Mutation

Summary Oj::Parserparse is vulnerable to a heap use-after-free when a SAJ/SAJ2 callback mutates the input JSON string during parsing. The C engine holds a raw const byte pointer into the Ruby string's internal buffer. If a callback e.g. hashstart resizes the string — for example by calling...

ruby-jwt: Empty-key HMAC bypass; cross-language sibling of CVE-2026-44351

JWT.decodetoken, '', true, algorithm: 'HS256' accepts an attacker-forged token. OpenSSL::HMAC.digest'SHA256', '', payload returns a valid digest under an empty key, and no raise InvalidKeyError if key.empty? precondition exists in the HMAC algorithm. JWT.decodetoken, "", true, algorithm: 'HS256' ...

ERB has an @_init deserialization guard bypass via def_module / def_method / def_class

ERB implements an @init guard to prevent code execution when ERB objects are reconstructed via Marshal.load on untrusted data. However, ERBdefmethod, ERBdefmodule, and ERBdefclass evaluate the template source without checking this guard, allowing an attacker who controls the data passed to...

iCalendar has ICS injection via unsanitized URI property values

Summary .ics serialization does not properly sanitize URI property values, enabling ICS injection through attacker-controlled input, adding arbitrary calendar lines to the output. Details Icalendar::Values::Uri falls back to the raw input string when URI.parse fails and later serializes it with...

Spree Commerce is vulnerable to RCE through Search API

Spreecommerce versions prior to 0.50.x contain a remote command execution vulnerability in the API's search functionality. Improper input sanitation allows attackers to inject arbitrary shell commands via the searchinstanceeval parameter, which is dynamically invoked using Ruby’s send method. Thi...

Out-of-bounds Read in Ruby JSON Parser

Impact A specially crafted document could cause an out of bound read, most likely resulting in a crash. Versions 2.10.0 and 2.10.1 are impacted. Older versions are not. Patches Version 2.10.2 fixes the problem. Workarounds None...

protobuf-java has potential Denial of Service issue

Summary When parsing unknown fields in the Protobuf Java Lite and Full library, a maliciously crafted message can cause a StackOverflow error and lead to a program crash. Reporter: Alexis Challande, Trail of Bits Ecosystem Security Team Affected versions: This issue affects all versions of both t...

Decidim cross-site scripting (XSS) in the pagination

Impact The pagination feature used in searches and filters is subject to potential XSS attack through a malformed URL using the GET parameter perpage. Patches Patched in version 0.27.6 and 0.28.1 References OWASP ASVS v4.0.3-5.1.3 Credits This issue was discovered in a security audit organized by...

Resque vulnerable to reflected XSS in resque-web failed and queues lists

Impact The following paths in resque-web have been found to be vulnerable to reflected XSS: /failed/?class=alertdocument.cookie /queues/ Patches v2.2.1 Workarounds No known workarounds at this time. It is recommended to not click on 3rd party or untrusted links to the resque-web interface until y...

pubnub Insufficient Entropy vulnerability

Versions of the package pubnub before 7.4.0; all versions of the package com.pubnub:pubnub; versions of the package pubnub before 6.19.0; all versions of the package github.com/pubnub/go; versions of the package github.com/pubnub/go/v7 before 7.2.0; versions of the package pubnub before 7.3.0;...

RedCloth Regular Expression Denial of Service issue

A Regular Expression Denial of Service ReDoS issue was discovered in the "sanitizehtml" function of RedCloth gem = v4.0.0. This vulnerability allows attackers to cause a Denial of Service DoS via supplying a crafted payload...

Race Condition leading to logging errors

In certain setups with threaded web servers, Audited's use of Thread.current can incorrectly attributed audits to the wrong user. Fixed in 5.3.3. In March, @convisoappsec noticed that the library in question had a Race Condition problem, which caused logs to be registered at times with different...

Unsanitized input leading to code injection in Dalli

A vulnerability was found in Dalli. Affected is the function self.metaset of the file lib/dalli/protocol/meta/requestformatter.rb of the component Meta Protocol Handler. The manipulation leads to injection. The exploit has been disclosed to the public and may be used. The name of the patch is...

Fat Free CRM vulnerable to Remote Denial of Service via Tasks endpoint

Impact An authenticated user can perform a remote Denial of Service attack against Fat Free CRM. This vulnerability has been assigned the CVE identifier: CVE-2022-39281 Affected versions: All Not affected: None Fixed versions: 0.20.1 All users running an affected release should either upgrade or...

Improper handling of double quotes in file name in Diffy in Windows environment

The function that calls the diff tool in versions of Diffy prior to 3.4.1 does not properly handle double quotes in a filename when run in a Windows environment. This allows attackers to execute arbitrary commands via a crafted string...

Nokogiri affected by libxslt Use of Uninitialized Resource/ Use After Free vulnerability

In xsltCopyText in transform.c in libxslt 1.1.33, a pointer variable isn't reset under certain circumstances. If the relevant memory area happened to be freed and reused in a certain way, a bounds check could fail and memory outside a buffer could be written to, or uninitialized data could be...

Fluentd Escape Sequence Injection Vulnerability

Escape sequence injection vulnerability in Fluentd versions 0.12.29 through 0.12.40 may allow an attacker to change the terminal UI or execute arbitrary commands on the device via unspecified vectors...

Bootstrap vulnerable to Cross-Site Scripting (XSS)

In Bootstrap starting in version 2.3.0 and prior to 3.4.0, as well as 4.x before 4.1.2, XSS is possible in the collapse data-parent attribute...

Inefficient Regular Expression Complexity in Nokogiri

Summary Nokogiri = 1.13.4...

Out-of-bounds Read in mrb_get_args in mruby/mruby

Out-of-bounds Read in mrbgetargs in GitHub repository mruby/mruby prior to 3.2. Possible arbitrary code execution if being exploited...

Improper Restriction of XML External Entity Reference (XXE) in Nokogiri on JRuby

Severity The Nokogiri maintainers have evaluated this as High Severity 7.5 CVSS3.0 for JRuby users. This security advisory does not apply to CRuby users. Impact In Nokogiri v1.12.4 and earlier, on JRuby only, the SAX parser resolves external entities by default. Users of Nokogiri on JRuby who par...

Open Redirect in clearance

This affects the package clearance before 2.5.0. The vulnerability can be possible when users are able to set the value of session:returnto. If the value used for returnto contains multiple leading slashes /////example.com the user ends up being redirected to the external domain that comes after...

Injection/XSS in Redcarpet

Redcarpet is a Ruby library for Markdown processing. In Redcarpet before version 3.5.1, there is an injection vulnerability which can enable a cross-site scripting attack. In affected versions no HTML escaping was being performed when processing quotes. This applies even when the :escapehtml opti...

Escape sequence injection vulnerability in errors

An issue was discovered in RubyGems 2.6 and later through 3.0.2. Since Gem::CommandManagerrun calls alerterror without escaping, escape sequence injection is possible. There are many ways to cause an error...

Signed integer overflow in mrb_str_format

The CHECK macro in mrbgems/mruby-sprintf/src/sprintf.c in mruby 1.4.1 contains a signed integer overflow, possibly leading to out-of-bounds memory access because the mrbstrresize function in string.c does not check for a negative length...

ox ruby gem stack overflow in sax_parse

In the Ox gem 2.8.1 for Ruby, the process crashes with a stack-based buffer over-read in the readfromstr function in saxbuf.c when a crafted input is supplied to saxparse...

SQL Injection Vulnerability in quote_table_name in rails/activerecord

Multiple SQL injection vulnerabilities in the quotetablename method in the ActiveRecord adapters in activerecord/lib/activerecord/connectionadapters in Ruby on Rails before 2.3.13, 3.0.x before 3.0.10, and 3.1.x before 3.1.0.rc5 allow remote attackers to execute arbitrary SQL commands via a craft...

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...

XSS Vulnerability in strip_tags helper in rails/actionpack

Cross-site scripting XSS vulnerability in the striptags helper in actionpack/lib/actioncontroller/vendor/html-scanner/html/node.rb in Ruby on Rails before 2.3.13, 3.0.x before 3.0.10, and 3.1.x before 3.1.0.rc5 allows remote attackers to inject arbitrary web script or HTML via a tag with an inval...

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...

RubyGems ANSI escape sequence vulnerability

RubyGems version 2.6.12 and earlier is vulnerable to maliciously crafted gem specifications that include terminal escape characters. Printing the gem specification would execute terminal escape sequences...

redcarpet Gem for Ruby html.c header_anchor() Function Stack Overflow

redcarpet Gem for Ruby contains a flaw that allows a stack overflow. This flaw exists because the headeranchor function in html.c uses variable length arrays VLA without any range checking. This may allow a remote attacker to execute arbitrary code...

Possible Denial of Service attack in Active Support

Specially crafted XML documents can cause applications to raise a SystemStackError and potentially cause a denial of service attack. This only impacts applications using REXML or JDOM as their XML processor. Other XML processors that Rails supports are not impacted. All users running an affected...

OS command injection flaw in awesome_spawn

Awesome spawn contains OS command injection vulnerability, which allows execution of additional commands passed to Awesome spawn as arguments, e.g. AwesomeSpawn.run'ls',:params = '-l' = ";touch haxored". If untrusted input was included in command arguments, attacker could use this flaw to execute...

CVE-2013-4136 rubygem-passenger: insecure temporary directory usage due toreuse of existing server instance directories

ext/common/ServerInstanceDir.h in Phusion Passenger gem before 4.0.6 for Ruby allows local users to gain privileges or possibly change the ownership of arbitrary directories via a symlink attack on a directory with a predictable name in /tmp/...

command_wrap Gem for Ruby URI Handling Arbitrary Command Injection

commandwrap Gem for Ruby contains a flaw that is triggered during the handling of input passed via the URL that contains a semicolon character ;. This will allow a remote attacker to inject arbitrary commands and have them executed in the context of the user clicking it...

Spree controller Parameter Arbitrary Ruby Object Instantiation Command Execution

Spree Commerce 1.0.x before 2.0.0.rc1 allows remote authenticated administrators to instantiate arbitrary Ruby objects and executd arbitrary commands via the 1 paymentmethod parameter to core/app/controllers/spree/admin/ paymentmethodscontroller.rb; and the 2 promotionaction parameter to...

CVE-2012-2125 CVE-2012-2126 rubygems: Two security fixes in v1.8.23

RubyGems before 1.8.23 does not verify an SSL certificate, which allows remote attackers to modify a gem during installation via a man-in-the-middle attack...