Ruby JSON Extension DoS

The vulnerability of the JSON extension of the Ruby programming language interpreter involves reading data beyond the allowable range of memory. Exploiting this vulnerability could allow a malicious actor to cause a service failure by sending specially crafted data...

RHEL 10 : ruby (RHSA-2025:8131)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:8131 advisory. Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system...

CVE-2025-49007

Rack is a modular Ruby web server interface. Starting in version 3.1.0 and prior to version 3.1.16, there is a denial of service vulnerability in the Content-Disposition parsing component of Rack. This is very similar to the previous security issue CVE-2022-44571. Carefully crafted input can caus...

CVE-2025-49007

Rack is a modular Ruby web server interface. Starting in version 3.1.0 and prior to version 3.1.16, there is a denial of service vulnerability in the Content-Disposition parsing component of Rack. This is very similar to the previous security issue CVE-2022-44571. Carefully crafted input can caus...

Malicious PyPI, npm, and Ruby Packages Exposed in Ongoing Open-Source Supply Chain Attacks

Several malicious packages have been uncovered across the npm, Python, and Ruby package repositories that drain funds from cryptocurrency wallets, erase entire codebases after installation, and exfiltrate Telegram API tokens, once again demonstrating the variety of supply chain threats lurking in...

CVE-2025-49007: Allocation of Resources Without Limits or Throttling

Rack is a modular Ruby web server interface. Starting in version 3.1.0 and prior to version 3.1.16, there is a denial of service vulnerability in the Content-Disposition parsing component of Rack. This is very similar to the previous security issue CVE-2022-44571. Carefully crafted input can caus...

RHSA-2025:8131 Red Hat Security Advisory: ruby security update

Bulletin has no description...

uri: userinfo leakage in URI#join, URI#merge and URI#+

A flaw was found in the URI ruby gem package, where userinfo leakage can occur in the uri gem. The methods URIjoin, URImerge, and URI+ retained userinfo, such as user:password, even after the host is replaced. When generating a URL to a malicious host from a URL containing secret userinfo using...

net-imap: Net::IMAP vulnerable to possible DoS by memory exhaustion

A flaw was found in Ruby's net-imap library. In certain versions, there is a possibility for denial of service by memory exhaustion in the net-imap response parser. At any time while the client is connected, a malicious server can send highly compressed uid-set data, which is automatically read b...

Moderate: Red Hat Security Advisory: ruby security update

An update for ruby is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

CGI: Denial of Service in CGI::Cookie.parse

A flaw was found in Ruby's CGI gem. Processing specially crafted large cookies with the CGI::Cookie.parse method can cause excessive resource consumption due to a missing limit on the length of the raw cookie value, resulting in a denial of service...

Fedora: Security Advisory (FEDORA-2024-cfcd6258fa)

The remote host is missing an update for the SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

ALSA-2025:8131 Moderate: ruby security update

Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks. Security Fixes: net-imap: Net::IMAP vulnerable to possible DoS by memory exhaustion CVE-2025-25186 CGI: Denial of Service in CGI::Cookie.parse...

Fedora: Security Advisory (FEDORA-2024-8a931e76d2)

The remote host is missing an update for the SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

CVE-2024-28862

The Ruby One Time Password library ROTP is an open source library for generating and validating one time passwords. Affected versions had overly permissive default permissions. Users should patch to version 6.3.0. Users unable to patch may correct file permissions after installation...

CVE-2024-21636

viewcomponent is a framework for building reusable, testable, and encapsulated view components in Ruby on Rails. Versions prior to 3.9.0 and 2.83.0 have a cross-site scripting vulnerability that has the potential to impact anyone rendering a component directly from a controller with the...

CVE-2024-32978

Kaminari is a paginator for web app frameworks and object relational mappings. A security vulnerability involving insecure file permissions has been identified in the Kaminari pagination library for Ruby on Rails, concerning insecure file permissions. This vulnerability is of moderate severity du...

CVE-2024-27090

Decidim is a participatory democracy framework, written in Ruby on Rails, originally developed for the Barcelona City government online and offline participation website. If an attacker can infer the slug or URL of an unpublished or private resource, and this resource can be embbeded such as a...

CVE-2024-51743

MarkUs is a web application for the submission and grading of student assignments. In versions prior to 2.4.8, an arbitrary file write vulnerability in the update/upload/create file methods in Controllers allows authenticated instructors to write arbitrary files to any location on the web server...

CVE-2024-51499

MarkUs is a web application for the submission and grading of student assignments. In versions prior to 2.4.8, an arbitrary file write vulnerability accessible via the updatefiles method of the SubmissionsController allows authenticated users e.g. students to write arbitrary files to any location...