NULL Pointer Dereference in mruby/mruby

mruby is vulnerable to NULL Pointer Dereference...

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...

Improper Privilege Management in devise_masquerade

The devisemasquerade gem before 1.3 allows certain attacks when a password's salt is unknown. An application that uses this gem to let administrators masquerade/impersonate users loses one layer of security protection compared to a situation where Devise without this extension is used. If the...

Local Code Execution through Argument Injection via dash leading git url parameter in Gemfile

In bundler versions before 2.2.33, when working with untrusted and apparently harmless Gemfile's, it is not expected that they lead to execution of external code, unless that's explicit in the ruby code inside the Gemfile itself. However, if the Gemfile includes gem entries that use the git optio...

ReDos vulnerability on guest checkout email validation

Impact Denial of service vulnerability that could be exploited during a guest checkout. The regular expression used to validate a guest order's email was subject to exponential backtracking through a fragment like a.a.. Before the patch, it can be reproduced in the console like this: ruby irbmain...

Silent Configuration Failure in Puppet Agent

A flaw was discovered in Puppet Agent where the agent may silently ignore Augeas settings or may be vulnerable to a Denial of Service condition prior to the first 'pluginsync'...

Unsafe HTTP Redirect in Puppet Agent and Puppet Server

A flaw was discovered in Puppet Agent and Puppet Server that may result in a leak of HTTP credentials when following HTTP redirects to a different host. This is similar to CVE-2018-1000007...

Buffer Overrun in CGI.escape_html

A security vulnerability that causes buffer overflow when you pass a very large string 700 MB to CGI.escapehtml on a platform where long type takes 4 bytes, typically, Windows. Please update the cgi gem to version 0.3.1, 0.2.1, and 0.1.1 or later. You can use gem update cgi to update it. If you a...

Cookie Prefix Spoofing in CGI::Cookie.parse

The old versions of CGI::Cookie.parse applied URL decoding to cookie names. An attacker could exploit this vulnerability to spoof security prefixes in cookie names, which may be able to trick a vulnerable application. By this fix, CGI::Cookie.parse no longer decodes cookie names. Note that this i...

Authentication Bypass by CSRF Weakness

Impact CSRF vulnerability that allows user account takeover. All applications using any version of the frontend component of spreeauthdevise are affected if protectfromforgery method is both: Executed whether as: A beforeaction callback the default A prependbeforeaction option prepend: true given...

Authentication Bypass by CSRF Weakness

Impact CSRF vulnerability that allows user account takeover. All applications using any version of the frontend component of solidusauthdevise are affected if protectfromforgery method is both: - Executed whether as: - A beforeaction callback the default - A prependbeforeaction option prepend: tr...

HTML comments vulnerability allowing to execute JavaScript code

Affected packages The vulnerability has been discovered in the core HTML processing module and may affect all plugins used by CKEditor 4. Impact A potential vulnerability has been discovered in CKEditor 4 HTML processing core module. The vulnerability allowed to inject malformed comments HTML...

Advanced Content Filter (ACF) vulnerability allowing to execute JavaScript code using malformed HTML

Affected packages The vulnerability has been discovered in the Advanced Content Filter ACF module and may affect all plugins used by CKEditor 4. Impact A potential vulnerability has been discovered in CKEditor 4 Advanced Content Filter ACF core module. The vulnerability allowed to inject malforme...

Secure/signed cookies share secrets between sites in a multi-site application

Impact This vulnerability impacts any Rails applications using railsmultisite alongside Rails' signed/encrypted cookies. Depending on how the application makes use of these cookies, it may be possible for an attacker to re-use cookies on different 'sites' within a multi-site Rails application...

Regular Expression Denial of Service Vulnerability of Date Parsing Methods

Date's parsing methods including Date.parse are using Regexps internally, some of which are vulnerable against regular expression denial of service. Applications and libraries that apply such methods to untrusted input may be affected. The fix limits the input length up to 128 bytes by default...

Improper Authorization in Publify

In Publify, 9.0.0.pre1 to 9.2.4 are vulnerable to Improper Access Control. guest role users can self-register even when the admin does not allow. This happens due to front-end restriction only...

Improper Authorization in Publify

In Publify, 9.0.0.pre1 to 9.2.4 are vulnerable to Improper Access Control. guest role users can self-register even when the admin does not allow. This happens due to front-end restriction only...

ReDoS vulnerability in parser_apache2

Impact parserapache2 plugin in Fluentd v0.14.14 to v1.14.1 suffers from a regular expression denial of service ReDoS vulnerability. A broken apache log with a certain pattern of string can spend too much time in a regular expression, resulting in the potential for a DoS attack. Patches v1.14.2...

XSS in the `of` option of the `.position()` util in jquery-ui

Impact Accepting the value of the of option of the .position util from untrusted sources may execute untrusted code. For example, invoking the following code: js $"element".position my: "left top", at: "right bottom", of: "", collision: "none" ; will call the doEvilThing function. Patches The iss...

XSS in `*Text` options of the Datepicker widget in jquery-ui

Impact Accepting the value of various Text options of the Datepicker widget from untrusted sources may execute untrusted code. For example, initializing the datepicker in the following way: js $"datepicker".datepicker showButtonPanel: true, showOn: "both", closeText: "doEvilThing'closeText XSS'",...

XSS in the `altField` option of the Datepicker widget in jquery-ui

Impact Accepting the value of the altField option of the Datepicker widget from untrusted sources may execute untrusted code. For example, initializing the datepicker in the following way: js $"datepicker".datepicker altField: "", ; will call the doEvilThing function. Patches The issue is fixed i...

Inclusion of Functionality from Untrusted Control Sphere in CKEditor 4

It was possible to execute a ReDoS-type attack inside CKEditor 4 before 4.16 by persuading a victim to paste crafted URL-like text into the editor, and then press Enter or Space in the Autolink plugin...

Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling') in puma

Impact Prior to puma version 5.5.0, using puma with a proxy which forwards LF characters as line endings could allow HTTP request smuggling. A client could smuggle a request through a proxy, causing the proxy to send a response back to another unknown client. This behavior forwarding LF character...

Cross-site Scripting in Sidekiq

Sidekiq through 5.1.3 and 6.x through 6.2.0 allows XSS via the queue name of the live-poll feature when Internet Explorer is used...

Remote code execution in ruby-jss

The Pixar ruby-jss gem before 1.6.0 allows remote attackers to execute arbitrary code because of the Plist gem's documented behavior of using Marshal.load during XML document processing...

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...

Older releases of better_errors open to Cross-Site Request Forgery attack

Impact bettererrors prior to 2.8.0 did not implement CSRF protection for its internal requests. It also did not enforce the correct "Content-Type" header for these requests, which allowed a cross-origin "simple request" to be made without CORS protection. These together left an application with...

Fake objects feature vulnerability allowing to execute JavaScript code using malformed HTML.

Affected packages The vulnerability has been discovered in Fake Objects plugin. All plugins with Fake Objects plugin dependency are affected: Fake Objects Link Flash Iframe Forms Page Break Impact A potential vulnerability has been discovered in CKEditor 4 Fake Objects package. The vulnerability...

Widget feature vulnerability allowing to execute JavaScript code using undo functionality

Affected packages The vulnerability has been discovered in Widget plugin if used alongside Undo feature. Impact A potential vulnerability has been discovered in CKEditor 4 Widget package. The vulnerability allowed to abuse undo functionality using malformed widget HTML, which could result in...

Clipboard feature vulnerability allowing to inject arbitrary HTML into the editor using paste functionality

Affected packages The vulnerability has been discovered in clipboard plugin. All plugins with clipboard plugin dependency are affected: clipboard pastetext pastetools widget uploadwidget autolink tableselection Impact A potential vulnerability has been discovered in CKEditor 4 Clipboard package...

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...

XSS in qiita-markdown

Increments Qiita::Markdown before 0.34.0 allows XSS via a crafted gist link, a different vulnerability than CVE-2021-28796...

Cross-Site Scripting in Qiita::Markdown

Increments Qiita::Markdown before 0.33.0 allows XSS in transformers...

imap - StartTLS stripping attack

An issue was discovered in Ruby through 2.6.7, 2.7.x through 2.7.3, and 3.x through 3.0.1. Net::IMAP does not raise an exception when StartTLS fails with an an unknown response, which might allow man-in-the-middle attackers to bypass the TLS protections by leveraging a network position between th...

Trusting FTP PASV responses vulnerability in Net::FTP

An issue was discovered in Ruby through 2.6.7, 2.7.x through 2.7.3, and 3.x through 3.0.1. A malicious FTP server can use the PASV response to trick Net::FTP into connecting back to a given IP address and port. This potentially makes curl extract information about services that are otherwise...

Trusting FTP PASV responses vulnerability in Net::FTP

A malicious FTP server can use the PASV response to trick Net::FTP into connecting back to a given IP address and port. This potentially makes curl extract information about services that are otherwise private and not disclosed e.g., the attacker can conduct port scans and service banner...

Regular Expression Denial of Service in Addressable templates

Within the URI template implementation in Addressable, a maliciously crafted template may result in uncontrolled resource consumption, leading to denial of service when matched against a URI. In typical usage, templates would not normally be read from untrusted user input, but nonetheless, no...

Code injection in Narou

Narou aka Narou.rb before 3.8.0 allows Ruby Code Injection via the title name or author name of a novel...

double free vulnerabliity

mruby 2.1.2 has a double free in mrbdefaultallocf called from mrbfree and objfree...

ckeditor4 vulnerable to cross-site scripting

A cross-site scripting XSS vulnerability in the HTML Data Processor in CKEditor 4 4.14.0 through 4.16.x before 4.16.1 allows remote attackers to inject executable JavaScript code through a crafted comment because --! is mishandled...

Exposure of Sensitive Information to an Unauthorized Actor in foreman_fog_proxmox

A flaw was found in the Foreman project. The Proxmox compute resource exposes the password through the API to an authenticated local attacker with viewhosts permission. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. Versions...

Remote code execution in Dragonfly

An argument injection vulnerability in the Dragonfly gem before 1.4.0 for Ruby allows remote attackers to read and write to arbitrary files via a crafted URL when the verifyurl option is disabled. This may lead to code execution. The problem occurs because the generate and process features...

HTTP Request Smuggling in reel

reel through 0.6.1 allows Request Smuggling attacks due to incorrect Content-Length and Transfer encoding header parsing. It is possible to conduct HTTP request smuggling attacks by sending the Content-Length header twice. Furthermore, invalid Transfer Encoding headers were found to be parsed as...

Improper Certificate Validation in EM-HTTP-Request

EM-HTTP-Request 1.1.5 uses the library eventmachine in an insecure way that allows an attacker to perform a man-in-the-middle attack against users of the library. The hostname in a TLS server certificate is not verified...

HTTP Request Smuggling in goliath

goliath through 1.0.6 allows request smuggling attacks where goliath is used as a backend and a frontend proxy also being vulnerable. It is possible to conduct HTTP request smuggling attacks by sending the Content-Length header twice. Furthermore, invalid Transfer Encoding headers were found to b...

Improper certificate validation in em-imap

em-imap 0.5 and earlier use the library eventmachine in an insecure way that allows an attacker to perform a man-in-the-middle attack against users of the library. The hostname in a TLS server certificate is not verified...

Potential Denial-of-Service in bindata

In bindata before version 2.4.10, there is a potential denial-of-service vulnerability. In affected versions, it is very slow for certain classes in BinData to be created. For example BinData::Bit100000, BinData::Bit100001, BinData::Bit100002, BinData::Bit. In combination with .constantize there ...

Keepalive Connections Causing Denial Of Service in puma

Impact The fix for CVE-2019-16770 was incomplete. The original fix only protected existing connections that had already been accepted from having their requests starved by greedy persistent-connections saturating all threads in the same process. However, new connections may still be starved by...

CKEditor 4.0 vulnerability in the HTML Data Processor

A cross-site scripting XSS vulnerability in the HTML Data Processor for CKEditor 4.0 before 4.14.0 allows remote attackers to inject arbitrary web script through a crafted "protected" comment with the ckeprotected syntax...