CVE-2013-0262 rubygem-rack: Path sanitization information disclosure

rack/file.rb Rack::File in Rack 1.5.x before 1.5.2 and 1.4.x before 1.4.5 allows attackers to access arbitrary files outside the intended root directory via a crafted PATHINFO environment variable, probably a directory traversal vulnerability that is remotely exploitable, aka "symlink path...

CVE-2009-4492 ruby WEBrick log escape sequence

WEBrick 1.3.1 in Ruby 1.8.6 through patchlevel 383, 1.8.7 through patchlevel 248, 1.8.8dev, 1.9.1 through patchlevel 376, and 1.9.2dev writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrar...

graphql allows remote code execution when loading a crafted GraphQL schema

Loading a malicious schema definition in GraphQL::Schema.fromintrospection or GraphQL::Schema::Loader.load can result in remote code execution. Any system which loads a schema by JSON from an untrusted source is vulnerable, including those that use GraphQL::Client to load external schemas via...

activeadmin vulnerable to stored persistent cross-site scripting (XSS) in dynamic form legends

Impact Users settings their active admin form legends dynamically may be vulnerable to stored XSS, as long as its value can be injected directly by a malicious user. For example: A public web application allows users to create entities with arbitrary names. Active Admin is used to administrate...

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...

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...

sinatra ruby gem path traversal via backslash characters on Windows

An issue was discovered in rack-protection/lib/rack/protection/pathtraversal.rb in Sinatra 2.x before 2.0.1 on Windows. Path traversal is possible via backslash characters...

Nokogiri gem contains a heap-based buffer overflow vulnerability in libxml2

Nokogiri version 1.6.7.2 has been released, pulling in several upstream patches to the vendored libxml2 to address the following CVE: CVE-2015-7499 CVSS v2 Base Score: 5.0 MEDIUM Heap-based buffer overflow in the xmlGROW function in parser.c in libxml2 before 2.9.3 allows context-dependent...

rest-client ruby gem logs sensitive information

REST client for Ruby aka rest-client before 1.7.3 logs usernames and passwords, which allows local users to obtain sensitive information by reading the log...

CVE-2013-1821 ruby: entity expansion DoS vulnerability in REXML

lib/rexml/text.rb in the REXML parser in Ruby before 1.9.3-p392 allows remote attackers to cause a denial of service memory consumption and crash via crafted text nodes in an XML document, aka an XML Entity Expansion XEE attack...

CVE-2011-4838 jruby: hash table collisions DoS (oCERT-2011-003)

JRuby before 1.6.5.1 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service CPU consumption via crafted input to an application that maintains a hash table...

Ruby Random Number Generation Local Denial Of Service Vulnerability

Ruby before 1.8.7-p352 does not reset the random seed upon forking, which makes it easier for context-dependent attackers to predict the values of random numbers by leveraging knowledge of the number sequence obtained in a different child process, a related issue to CVE-2003-0900. NOTE: this issu...

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...

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...

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...

Decidim has a cross-site scripting vulnerability in the version control page

Impact The version control feature used in resources is subject to potential cross-site scripting XSS attack through a malformed URL. Workarounds Not available References OWASP ASVS v4.0.3-5.1.3 Credits This issue was discovered in a security audit organized by Open Source Politics against Decidi...

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...

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...

YARD's default template vulnerable to Cross-site Scripting in generated frames.html

Summary The "frames.html" file within the Yard Doc's generated documentation is vulnerable to Cross-Site Scripting XSS attacks due to inadequate sanitization of user input within the JavaScript segment of the "frames.erb" template file. Details The vulnerability stems from mishandling...

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...

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...

PDFKit vulnerable to Command Injection

The package pdfkit from version 0.0.0 through version 0.8.6 is vulnerable to Command Injection where the URL is not properly sanitized...

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...

Phusion Passenger information disclosure

In agent/Core/SpawningKit/Spawner.h in Phusion Passenger 5.1.10 fixed in Passenger Open Source 5.1.11 and Passenger Enterprise 5.1.10, if Passenger is running as root, it is possible to list the contents of arbitrary files on a system by symlinking a file named REVISION from the application root...

Remote shell execution vulnerability when applying commands from user input

Impact When using the apply method from imageprocessing to apply a series of operations that are coming from unsanitized user input, this allows the attacker to execute shell commands: rb ImageProcessing::Vips.apply system: "echo EXECUTED" EXECUTED This method is called internally by Active Stora...

Possible Information Disclosure / Unintended Method Execution in Action Pack

There is a possible information disclosure / unintended method execution vulnerability in Action Pack which has been assigned the CVE identifier CVE-2021-22885. Versions Affected: = 2.0.0. Not affected: 2.0.0. Fixed Versions: 6.1.3.2, 6.0.3.7, 5.2.4.6, 5.2.6 Impact ------ There is a possible...

Possible Information Leak Vulnerability in Action View

There is a possible directory traversal and information leak vulnerability in Action View. This was meant to be fixed on CVE-2016-0752. However the 3.2 patch was not covering all the scenarios. This vulnerability has been assigned the CVE identifier CVE-2016-2097. Versions Affected: 3.2.x, 4.0.x,...

Possible Information Leak Vulnerability in Action View

There is a possible directory traversal and information leak vulnerability in Action View. This vulnerability has been assigned the CVE identifier CVE-2016-0752. Versions Affected: All. Not affected: None. Fixed Versions: 5.0.0.beta1.1, 4.2.5.1, 4.1.14.1, 3.2.22.1 Impact ------ Applications that...

i18n Gem for Ruby lib/i18n/core_ext/hash.rb Hash#slice() Function Hash Handling DoS

i18n Gem for Ruby contains a flaw in the Hashslice function in lib/i18n/coreext/hash.rb that is triggered when calling a hash when :somekey is in keepkeys but not in the hash. This may allow an attacker to cause the program to crash...

point-cli Gem for Ruby /lib/commands/setup.rb Process Table Local Plaintext Credential Disclosure

point-cli Gem for Ruby contains a flaw in /lib/commands/setup.rb that is due to the application exposing credential information in plaintext in the process table. This may allow a local attacker to gain access to credential information...

CVE-2013-4363 rubygems: version regex algorithmic complexity vulnerability, incomplete CVE-2013-4287 fix

'Algorithmic complexity vulnerability in Gem::Version::ANCHOREDVERSIONPATTERN in lib/rubygems/version.rb in RubyGems before 1.8.23.2, 1.8.24 through 1.8.26, 2.0.x before 2.0.10, and 2.1.x before 2.1.5, as used in Ruby 1.9.0 through 2.0.0p247, allows remote attackers to cause a denial of service C...

Puppet uses predictable filenames, allowing arbitrary file overwrite

Puppet 2.6.x before 2.6.15 and 2.7.x before 2.7.13, and Puppet Enterprise PE Users 1.0, 1.1, 1.2.x, 2.0.x, and 2.5.x before 2.5.1 uses predictable file names when installing Mac OS X packages from a remote source, which allows local users to overwrite arbitrary files or install arbitrary packages...

Ruby Memory allocation failure in Ruby regex engine (remotely exploitable DoS)

The regular expression engine regex.c in Ruby 1.8.5 and earlier, 1.8.6 through 1.8.6-p286, 1.8.7 through 1.8.7-p71, and 1.9 through r18423 allows remote attackers to cause a denial of service infinite loop and crash via multiple long requests to a Ruby socket, related to memory allocation failure...

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...

Local File Inclusion in Rack::Static

Summary Rack::Static can serve files under the specified root: even if urls: are provided, which may expose other files under the specified root: unexpectedly. Details The vulnerability occurs because Rack::Static does not properly sanitize user-supplied paths before serving files. Specifically,...

Bootstrap Cross-Site Scripting (XSS) vulnerability

A vulnerability has been identified in Bootstrap that exposes users to Cross-Site Scripting XSS attacks. The issue is present in the carousel component, where the data-slide and data-slide-to attributes can be exploited through the href attribute of an tag due to inadequate sanitization. This...

Possible Denial of Service Vulnerability in Rack Header Parsing

There is a possible denial of service vulnerability in the header parsing routines in Rack. This vulnerability has been assigned the CVE identifier CVE-2024-26146. Versions Affected: All. Not affected: None Fixed Versions: 2.0.9.4, 2.1.4.4, 2.2.8.1, 3.0.9.1 Impact Carefully crafted headers can...

Ruby Time component ReDos issue

A ReDoS issue was discovered in the Time component through 0.2.1 in Ruby through 3.2.1. The Time parser mishandles invalid URLs that have specific characters. It causes an increase in execution time for parsing strings to Time objects. The fixed versions are 0.1.1 and 0.2.2...

Possible DoS Vulnerability in Multipart MIME parsing

There is a possible DoS vulnerability in the Multipart MIME parsing code in Rack. This vulnerability has been assigned the CVE identifier CVE-2023-27530. Versions Affected: All. Not affected: None Fixed Versions: 3.0.4.2, 2.2.6.3, 2.1.4.3, 2.0.9.3 Impact The Multipart MIME parsing code in Rack...

fluentd vulnerable to remote code execution due to insecure deserialization (in non-default configuration)

Impact A remote code execution RCE vulnerability in non-default configurations of Fluentd allows unauthenticated attackers to execute arbitrary code via specially crafted JSON payloads. Fluentd setups are only affected if the environment variable FLUENTOJOPTIONMODE is explicitly set to object...

Tainted flags not always propogated in Array#pack and String#unpack

In Arraypack and Stringunpack with some formats, the tainted flags of the original data are not propagated to the returned string/array. Arraypack method converts the receiver’s contents into a string with specified format. If the receiver contains some tainted objects, the returned string also...

DoS by large request in WEBrick

There is a out-of-memory DoS vulnerability with a large request in WEBrick bundled with Ruby If an attacker sends a large request which contains huge HTTP headers, WEBrick try to process it on memory, so the request causes the out-of-memory DoS attack. All users running an affected release should...

Nokogiri gem, via libxml, is affected by DoS vulnerabilities

The version of libxml2 packaged with Nokogiri contains a vulnerability. Nokogiri has mitigated these issue by upgrading to libxml 2.9.6. It was discovered that libxml2 incorrecty handled certain files. An attacker could use this issue with specially constructed XML data to cause libxml2 to consum...

Unsafe Query Generation Risk in Ruby on Rails

actionpack/lib/actiondispatch/http/request.rb in Ruby on Rails before 3.0.13, 3.1.x before 3.1.5, and 3.2.x before 3.2.4 does not properly consider differences in parameter handling between the Active Record component and the Rack interface, which allows remote attackers to bypass intended...

Possible Information Leak Vulnerability in Action View

There is a possible directory traversal and information leak vulnerability in Action View. This was meant to be fixed on CVE-2016-0752. However the 3.2 patch was not covering all the scenarios. This vulnerability has been assigned the CVE identifier CVE-2016-2097. Versions Affected: 3.2.x, 4.0.x,...

IP whitelist bypass in Web Console

Specially crafted remote requests can spoof their origin, bypassing the IP whitelist, in any environment where Web Console is enabled development and test, by default. Users whose application is only accessible from localhost as is the default behaviour in Rails 4.2 are not affected, unless a loc...

XSS Vulnerability in ActiveSupport::JSON.encode

When a Hash containing user-controlled data is encode as JSON either through Hashtojson or ActiveSupport::JSON.encode, Rails does not perform adequate escaping that matches the guarantee implied by the escapehtmlentitiesinjson option which is enabled by default. If this resulting JSON string is...

CVE-2014-3483 rubygem-activerecord: SQL injection vulnerability in 'range' quoting

SQL injection vulnerability in activerecord/lib/activerecord/connectionadapters/postgresql/quoting.rb in the PostgreSQL adapter for Active Record in Ruby on Rails 4.x before 4.0.7 and 4.1.x before 4.1.3 allows remote attackers to execute arbitrary SQL commands by leveraging improper range quoting...

CVE-2013-6461 rubygem-nokogiri: DoS while parsing XML entities

Nokogiri gem 1.5.x and 1.6.x has DoS while parsing XML entities by failing to apply limits...

CVE-2013-0183 rubygem-rack: receiving excessively long lines triggers out-of-memory error

multipart/parser.rb in Rack 1.3.x before 1.3.8 and 1.4.x before 1.4.3 allows remote attackers to cause a denial of service memory consumption and out-of-memory error via a long string in a Multipart HTTP packet...