Ecosystem
RubyGems
1,141 known vulnerabilities.
Most affected packages
532 results · Clear filters · Feed
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Medium 5.3
Activerecord-session_store Vulnerable to Timing Attack
The activerecord-session_store (aka Active Record Session Store) component through 1.1.3 for Ruby on Rails does not use a constant-time approach when delivering information about whether a guessed session ID is valid. Consequently, remote attackers can levera…
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Medium 5.9
Improper Certificate Validation in TweetStream
TweetStream 2.6.1 uses the library eventmachine in an insecure way that does not have TLS hostname validation. This allows an attacker to perform a man-in-the-middle attack.
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Medium 5.9
Improper Certificate Validation in twitter-stream
In voloko twitter-stream 0.1.10, missing TLS hostname validation allows an attacker to perform a man-in-the-middle attack against users of the library (because eventmachine is misused).
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Medium 5.3
Regular Expression Denial of Service (ReDoS)
Lodash versions prior to 4.17.21 are vulnerable to Regular Expression Denial of Service (ReDoS) via the toNumber, trim and trimEnd functions.
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Medium 6.1
Actionpack Open Redirect Vulnerability
The Host Authorization middleware in Action Pack before 6.1.2.1, 6.0.3.5 suffers from an open redirect vulnerability. Specially crafted `Host` headers in combination with certain "allowed host" formats can cause the Host Authorization middleware in Action Pac…
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Medium 4.3
Server-side request forgery in CarrierWave
CarrierWave is an open-source RubyGem which provides a simple and flexible way to upload files from Ruby applications. In CarrierWave before versions 1.3.2 and 2.1.1 the download feature has an SSRF vulnerability, allowing attacks to provide DNS entries or IP…
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Medium 6.1
rails_admin ruby gem XSS vulnerability
RailsAdmin (aka rails_admin) before 1.4.3 and 2.x before 2.0.2 allows XSS via nested forms.
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Medium 6.8
Injection 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 …
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Medium 6.1CVE-2020-8264 EPSS 67%
Cross-site scripting in actionpack
In actionpack gem >= 6.0.0, a possible XSS vulnerability exists when an application is running in development mode allowing an attacker to send or embed (in another page) a specially crafted URL which can allow the attacker to execute JavaScript in the contex…
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Medium 5.9
Timing attack in Shrine
In Shrine before version 3.3.0, when using the `derivation_endpoint` plugin, it's possible for the attacker to use a timing attack to guess the signature of the derivation URL. The problem has been fixed by comparing sent and calculated signature in constant …
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Medium 6.1
Gon gem lack of escaping certain input when outputting as JSON
An issue was discovered in the gon gem before gon-6.4.0 for Ruby. MultiJson does not honor the escape_mode parameter to escape fields as an XSS protection mechanism. To mitigate, json_dumper.rb in gon now does escaping for XSS by default without relying on Mu…
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Medium 5.4CVE-2020-15169 Public exploit
XSS in Action View
In Action View before versions 5.2.4.4 and 6.0.3.3 there is a potential Cross-Site Scripting (XSS) vulnerability in Action View's translation helpers. Views that allow the user to control the default (not found) value of the `t` and `translate` helpers could …
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Medium 6.1
CSS Injection in Chartkick gem
The Chartkick gem through 3.3.2 for Ruby allows Cascading Style Sheets (CSS) Injection (without attribute).
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Medium 4.3
Field Test CSRF vulnerability
The Field Test gem 0.2.0 through 0.3.2 for Ruby allows CSRF.
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Medium 5.3
Ability to change order address without triggering address validations in solidus
In solidus before versions 2.8.6, 2.9.6, and 2.10.2, there is an bility to change order address without triggering address validations. This vulnerability allows a malicious customer to craft request data with parameters that allow changing the address of the…
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Medium 4.3
Ability to forge per-form CSRF tokens in Rails
A CSRF forgery vulnerability exists in rails < 5.2.5, rails < 6.0.4 that makes it possible for an attacker to, given a global CSRF token such as the one present in the authenticity_token meta tag, forge a per-form CSRF token.
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Medium 6.5
Untrusted users can run pending migrations in production in Rails
A denial of service vulnerability exists in Rails <6.0.3.2 that allowed an untrusted user to run any pending migrations on a Rails app running in production.
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Medium 6.5
CSRF Vulnerability in rails-ujs
A CSRF vulnerability exists in rails <= 6.0.3 rails-ujs module that could allow attackers to send CSRF tokens to wrong domains.
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Medium 6.4
Cross-Site Scripting in Kaminari
In Kaminari before 1.2.1, there is a vulnerability that would allow an attacker to inject arbitrary code into pages with pagination links. This has been fixed in 1.2.1.
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Medium 6.8
HTTP Smuggling via Transfer-Encoding Header in Puma
In Puma (RubyGem) before 4.3.5 and 3.12.6, a client could smuggle a request through a proxy, causing the proxy to send a response back to another unknown client. If the proxy uses persistent connections and the client adds another request in via HTTP pipelini…
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Medium 6.1CVE-2020-7656 Public exploit
Cross-Site Scripting in jquery
jquery prior to 1.9.0 allows Cross-site Scripting attacks via the load method. The load method fails to recognize and remove "<script>" HTML tags that contain a whitespace character, i.e: "</script >", which results in the enclosed script logic to be executed.
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Medium 6.9
Potential XSS vulnerability in jQuery
In jQuery versions greater than or equal to 1.0.3 and before 3.5.0, passing HTML containing <option> elements from untrusted sources - even after sanitizing it - to one of jQuery's DOM manipulation methods (i.e. .html(), .append(), and others) may execute unt…
KEV Jan 23, 2025 -
Medium 6.9
jQuery has a potential XSS vulnerability
In jQuery starting with 1.12.0 and before 3.5.0, passing HTML from untrusted sources - even after sanitizing it - to one of jQuery's DOM manipulation methods (i.e. .html(), .append(), and others) may execute untrusted code. This problem is patched in jQuery 3…
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Medium 4.0CVE-2020-5267 Public exploit
Possible XSS vulnerability in ActionView
In ActionView before versions 6.0.2.2 and 5.2.4.2, there is a possible XSS vulnerability in ActionView's JavaScript literal escape helpers. Views that use the `j` or `escape_javascript` methods may be susceptible to XSS attacks. The issue is fixed in versions…
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Medium 6.5
HTTP Response Splitting (Early Hints) in Puma
In Puma (RubyGem) before 4.3.3 and 3.12.4, if an application using Puma allows untrusted input in an early-hints header, an attacker can use a carriage return character to end the header and inject malicious content, such as additional headers or an entirely …
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Medium 6.5
HTTP Response Splitting in Puma
In Puma (RubyGem) before 4.3.2 and before 3.12.3, if an application using Puma allows untrusted input in a response header, an attacker can use newline characters (i.e. `CR`, `LF` or`/r`, `/n`) to end the header and inject malicious content, such as additiona…
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Medium 6.4
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 `|`.
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Medium 5.7
Denial of Service in uap-core when processing crafted User-Agent strings
uap-core before 0.7.3 is vulnerable to a denial of service attack when processing crafted User-Agent strings. Some regexes are vulnerable to regular expression denial of service (REDoS) due to overlapping capture groups. This allows remote attackers to overlo…
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Medium 6.5
Improper Certificate Validation in Puppet
Previously, Puppet operated on a model that a node with a valid certificate was entitled to all information in the system and that a compromised certificate allowed access to everything in the infrastructure. When a node's catalog falls back to the `default` …
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Medium 4.4
Limited header injection when using dynamic overrides with user input in RubyGems secure_headers
In Secure Headers (RubyGem secure_headers), a directive injection vulnerability is present in versions before 3.9.0, 5.2.0, and 6.3.0. If user-supplied input was passed into append/override_content_security_policy_directives, a newline could be injected leadi…
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Medium 4.4
Directive injection when using dynamic overrides with user input in RubyGems secure_headers
In Secure Headers (RubyGem secure_headers), a directive injection vulnerability is present in versions before 3.8.0, 5.1.0, and 6.2.0. If user-supplied input was passed into append/override_content_security_policy_directives, a semicolon could be injected lea…
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Medium 5.4
Features file injection vulnerability
File injection vulnerability in Ruby gem Features 0.3.0 allows remote attackers to inject malicious html in the /tmp directory.
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Medium 6.3
Possible Information Leak / Session Hijack Vulnerability in Rack
There's a possible information leak / session hijack vulnerability in Rack (RubyGem rack). This vulnerability is patched in versions 1.6.12 and 2.0.8. Attackers may be able to find and hijack sessions by using timing attacks targeting the session id. Session …
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Medium 5.8
In RubyGem excon, interrupted Persistent Connections May Leak Response Data
In RubyGem excon before 0.71.0, there was a race condition around persistent connections, where a connection which is interrupted (such as by a timeout) would leave data on the socket. Subsequent requests would then read this data, returning content from the …
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Medium 5.3
Potential DOS attack in Puma
In Puma before versions 3.12.2 and 4.3.1, a poorly-behaved client could use keepalive requests to monopolize Puma's reactor and create a denial of service attack. If more keepalive connections to Puma are opened than there are threads available, additional co…
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Medium 4.1
Katello cleartext password storage issue
A cleartext password storage issue was discovered in Katello, versions 3.x.x.x before katello 3.12.0.9. Registry credentials used during container image discovery were inadvertently logged without being masked. This flaw could expose the registry credentials …
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Medium 5.5
openshift-origin-node Improper Input Validation vulnerability
Ruby gem openshift-origin-node before 2014-02-14 does not contain a cronjob timeout which could result in a denial of service in cron.daily and cron.weekly.
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Medium 5.5
net-ldap has weak salt when generating passwords
The Ruby net-ldap gem before 0.11 uses a weak salt when generating SSHA passwords.
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Medium 5.3
The rack-cors rubygem may allow directory traveral
An issue was discovered in the rack-cors (aka Rack CORS Middleware) gem before 1.0.4 for Ruby. It allows ../ directory traversal to access private resources because resource matching does not ensure that pathnames are in a canonical format.
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Medium 6.5
Nokogiri vulnerable to 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