Stored XSS in "gemirro" via injection in Gemspec "homepage" value

Stored cross-site scripting XSS vulnerability in Gemirro allows attackers to inject arbitrary web script via a crafted JavaScript URL in the "homepage" value of a ".gemspec" file. A ".gemspec" file must be created with a JavaScript URL in the homepage value. This can be used to build a gem for...

Minitar Directory Traversal Vulnerability

Minitar allows attackers to overwrite arbitrary files during archive extraction via a .. dot dot in an extracted filename. Analogous vulnerabilities for unzip and tar: https://www.cvedetails.com/cve/CVE-2001-1268/ and http://www.cvedetails.com/cve/CVE-2001-1267/ Credit: ecneladis...

CVE-2013-2065 Ruby: Object taint bypassing in DL and Fiddle

1 DL and 2 Fiddle in Ruby 1.9 before 1.9.3 patchlevel 426, and 2.0 before 2.0.0 patchlevel 195, do not perform taint checking for native functions, which allows context-dependent attackers to bypass intended $SAFE level restrictions...

CVE-2013-0184 rubygem-rack: Rack::Auth::AbstractRequest DoS

Unspecified vulnerability in Rack::Auth::AbstractRequest in Rack 1.1.x before 1.1.5, 1.2.x before 1.2.7, 1.3.x before 1.3.9, and 1.4.x before 1.4.4 allows remote attackers to cause a denial of service via unknown vectors related to "symbolized arbitrary strings."...

Spree Hardcoded config.action_controller_session Hash Value Cryptographic Protection Weakness

Spree contains a hardcoded flaw related to the config.actioncontrollersession hash value. This may allow an attacker to more easily bypass cryptographic protection...

CVE-2008-2664 ruby: Unsafe use of alloca in rb_str_format()

The rbstrformat function 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 allows context-dependent attackers to trigger memory corruption via unspecified vectors related to alloca, a different issue than CVE-2008-2662,...

CVE-2025-27220 - ReDoS in CGI::Util#escapeElement.

There is a possibility for Regular expression Denial of Service ReDoS by in the cgi gem. This vulnerability has been assigned the CVE identifier CVE-2025-27220. We recommend upgrading the cgi gem. Details The regular expression used in CGI::UtilescapeElement is vulnerable to ReDoS. The crafted...

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...

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...

sidekiq Denial of Service vulnerability

Versions of the package sidekiq before 7.1.3 are vulnerable to Denial of Service DoS due to insufficient checks in the dashboard-charts.js file. An attacker can exploit this vulnerability by manipulating the localStorage value which will cause excessive polling requests...

ReDoS based DoS vulnerability in Action Dispatch

There is a possible regular expression based DoS vulnerability in Action Dispatch. This vulnerability has been assigned the CVE identifier CVE-2023-22792. Versions Affected: = 3.0.0 Not affected: 3.0.0 Fixed Versions: 6.1.7.1, 7.0.4.1 Impact Specially crafted cookies, in combination with a...

Possible XSS vulnerability with certain configurations of rails-html-sanitizer

Summary There is a possible XSS vulnerability with certain configurations of Rails::Html::Sanitizer. This is due to an incomplete fix of CVE-2022-32209. - Versions affected: ALL - Not affected: NONE - Fixed versions: 1.4.4 Impact A possible XSS vulnerability with certain configurations of...

Cross site scripting in publify

In Publify, versions v8.0 to v9.2.4 are vulnerable to stored XSS. A user with a 'publisher' role is able to inject and execute arbitrary JavaScript code while creating a page/article...

Possible Open Redirect in Host Authorization Middleware

There is a possible open redirect vulnerability in the Host Authorization middleware in Action Pack. Specially crafted "X-Forwarded-Host" headers in combination with certain "allowed host" formats can cause the Host Authorization middleware in Action Pack to redirect users to a malicious website...

Possible Open Redirect in Host Authorization Middleware

There is a possible open redirect vulnerability in the Host Authorization middleware in Action Pack. This vulnerability has been assigned the CVE identifier CVE-2021-22942. Versions Affected: = 6.0.0. Not affected: 6.0.0 Fixed Versions: 6.1.4.1, 6.0.4.1 Impact ------ Specially crafted...

Dependency Confusion in Bundler with Implicit Private Dependencies

Bundler 1.16.0 through 2.2.9 and 2.2.11 through 2.2.17 sometimes chooses a dependency source based on the highest gem version number, which means that a rogue gem found at a public source may be chosen, even if the intended choice was a private gem that is a dependency of another private gem that...

Potential HTTP Request Smuggling Vulnerability in WEBrick

WEBrick was too tolerant against an invalid Transfer-Encoding header. This may lead to inconsistent interpretation between WEBrick and some HTTP proxy servers, which may allow the attacker to "smuggle" a request. See CWE-444 in detail...

Cross-Site Scripting in jquery

Affected versions of jquery are vulnerable to cross-site scripting. This occurs because the main jquery function uses a regular expression to differentiate between HTML and selectors, but does not properly anchor the regular expression. The result is that jquery may interpret HTML as selectors wh...

Untrusted users able to run pending migrations in production

There is a vulnerability in versions of Rails prior to 6.0.3.2 that allowed an untrusted user to run any pending migrations on a Rails app running in production. This vulnerability has been assigned the CVE identifier CVE-2020-8185. Versions Affected: 6.0.0 = 6.0.3.2 Impact ------ Using this issu...

HTTP Smuggling via Transfer-Encoding Header in Puma

Impact By using an invalid transfer-encoding header, an attacker could smuggle an HTTP response. Patches The problem has been fixed in Puma 3.12.5 and Puma 4.3.4...

HTTP Response Splitting vulnerability in puma

If an application using Puma allows untrusted input in a response header, an attacker can use newline characters i.e. CR, LF to end the header and inject malicious content, such as additional headers or an entirely new response body. This vulnerability is known as HTTP Response Splitting. While n...

Loofah XSS Vulnerability

In the Loofah gem, through v2.3.0, unsanitized JavaScript may occur in sanitized output when a crafted SVG element is republished...

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...

High severity vulnerability that affects thin

lib/thin/connection.rb in Thin web server before 1.2.4 relies on the X-Forwarded-For header to determine the IP address of the client, which allows remote attackers to spoof the IP address and hide activities via a modified X-Forwarded-For header...

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...

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...

gollum Upload File Functionality Permits Arbitrary File Access

The gollum gem contains a flaw in its upload file functionality that can allow arbitrary file access. This occurs due to a lack of type checking when handling temporary files during the upload process...

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-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...

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...

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...

Buffer overread vulnerability in StringIO

An issue was discovered in StringIO 3.0.1, as distributed in Ruby 3.0.x through 3.0.6 and 3.1.x through 3.1.4. The ungetbyte and ungetc methods on a StringIO can read past the end of a string, and a subsequent call to StringIO.gets may return the memory value. This vulnerability is not affected...

RCE vulnerability with .rdoc_options in RDoc

An issue was discovered in RDoc 6.3.3 through 6.6.2, as distributed in Ruby 3.x through 3.3.0. When parsing .rdocoptions used for configuration in RDoc as a YAML file, object injection and resultant remote code execution are possible because there are no restrictions on the classes that can be...

HTTP response splitting in CGI

cgi.rb in Ruby through 2.6.x, through 3.0x, and through 3.1.x allows HTTP header injection. If a CGI application using the CGI library inserts untrusted input into the HTTP response header, an attacker can exploit it to insert a newline character to split a header, and inject malicious content to...

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...

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...

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...

Potentially unintended unmarshalling of user-provided objects in MemCacheStore and RedisCacheStore

There is potentially unexpected behaviour in the MemCacheStore and RedisCacheStore where, when untrusted user input is written to the cache store using the raw: true parameter, re-reading the result from the cache can evaluate the user input as a Marshalled object instead of plain text. Vulnerabl...

Prototype pollution attack through jQuery $.extend

jQuery before 3.4.0 mishandles jQuery.extendtrue, , ... because of bject.prototype pollution. If an unsanitized source object contained an enumerable proto property, it could extend the native Object.prototype...

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...

Vulnerable to XIE DoS attacks

The ruby-openid gem before 2.2.2 for Ruby allows remote OpenID providers to cause a denial of service CPU consumption via 1 a large XRDS document or 2 an XML Entity Expansion XEE attack...

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...

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...

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,...

CVE-2014-7819 rubygem-sprockets: arbitrary file existence disclosure

Multiple directory traversal vulnerabilities in server.rb in Sprockets before 2.0.5, 2.1.x before 2.1.4, 2.2.x before 2.2.3, 2.3.x before 2.3.3, 2.4.x before 2.4.6, 2.5.x before 2.5.1, 2.6.x and 2.7.x before 2.7.1, 2.8.x before 2.8.3, 2.9.x before 2.9.4, 2.10.x before 2.10.2, 2.11.x before 2.11.3...

ciborg Gem for Ruby default.rb /tmp/perlbrew-installer Local Symlink File Overwrite

ciborg Gem for Ruby contains a flaw as default.rb creates temporary files insecurely. It is possible for a local attacker to use a symlink attack against the /tmp/perlbrew-installer file to cause the program to unexpectedly overwrite an arbitrary file...

CVE-2014-3916 ruby: DoS via long string in str_buf_cat()

The strbufcat function in string.c in Ruby 1.9.3, 2.0.0, and 2.1 allows context-dependent attackers to cause a denial of service segmentation fault and crash via a long string...

echor Gem for Ruby Process Listing Local Plaintext Credential Disclosure

echor Gem for Ruby contains a flaw that is due to the program exposing credential information in the system process listing. This may allow a local attacker to gain access to plaintext credential information...

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...