Security Bulletin: IBM Security Network Intrusion Prevention System can be affected by vulnerabilities in Ruby on Rails (CVE-2012-2660, CVE-2012-2694, CVE-2013-0156, CVE-2012-6496, CVE-2012-3424, and CVE-2012-2695)

Question Is the Network IPS system affected by Ruby on Rails vulnerabilities? "Product":"code":"SS9SBT","label":"Proventia Network Intrusion Prevention System","Business Unit":"code":"BU059","label":"IBM Software w/o TPS","Component":"General...

Open Redirect

Overview oauth is a ruby gem that implements both OAuth clients and servers in Ruby applications. Affected versions of this package are vulnerable to Open Redirect via the tokenrequest function in the token endpoint redirect handling. An attacker can obtain sensitive OAuth request metadata, such ...

Updated ruby-net-ssh packages fix security vulnerabilities

This update fixes CVE-2023-48795: Prefix Truncation Attacks in SSH Specification Terrapin Attack , for ruby-net-ssh...

MGASA-2026-0182 Updated ruby-net-ssh packages fix security vulnerabilities

This update fixes CVE-2023-48795: Prefix Truncation Attacks in SSH Specification Terrapin Attack , for ruby-net-ssh...

MiracleLinux 8 : ruby:3.3 (AXSA:2026-769:01)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-769:01 advisory. erb: ERB: Arbitrary code execution via deserialization bypass CVE-2026-41316 Tenable has extracted the preceding description block directly from the...

Important: ruby4.0

Issue Overview: Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to versions 0.3.10, 0.4.24, 0.5.14, and 0.6.4, a man-in-the-middle attacker can cause Net::IMAPstarttls to return "successfully", without starting TLS. This issue has been patched in...

Amazon Linux 2023 : ruby3.4, ruby3.4-bundled-gems, ruby3.4-default-gems (ALAS2023-2026-1807)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1807 advisory. zlib is a Ruby interface for the zlib compression/decompression library. Versions 3.0.0 and below, 3.1.0, 3.1.1, 3.2.0 and 3.2.1 contain a buffer overflow vulnerability in the Zlib::GzipReader...

Amazon Linux 2023 : ruby4.0, ruby4.0-bundled-gems, ruby4.0-default-gems (ALAS2023-2026-1806)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1806 advisory. Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to versions 0.3.10, 0.4.24, 0.5.14, and 0.6.4, a man-in-the-middle attacker can cause...

Embedded Malicious Code

Overview Affected versions of this package are vulnerable to Embedded Malicious Code containing a malicious binding.gyp file that drops and runs a self-propagating cloud secret stealer. The malicious code attempts to exfiltrate AWS, GCP, Azure, Vault, and Kubernetes credentials, as well as npm an...

CVE-2026-42258

A flaw was found in Net::IMAP, a Ruby library that provides Internet Message Access Protocol IMAP client functionality. This vulnerability allows a remote attacker to inject arbitrary IMAP commands. This is achieved by passing specially crafted symbol arguments to IMAP commands. Successful...

CVE-2026-46727

An issue was discovered in Ruby 4 before 4.0.5. A race condition leading to a use-after-free in the pthread-based getaddrinfo timeout handler rbgetaddrinfo in ext/socket/raddrinfo.c allows a remote attacker who can delay DNS responses near the user-specified timeout to crash a Ruby process that...

User Impersonation

Overview puma is a simple, fast, threaded, and highly concurrent HTTP 1.1 server for Ruby/Rack applications. Puma is intended for use in both development and production environments. It's great for highly concurrent Ruby implementations such as Rubinius and JRuby as well as as providing process...

OESA-2026-2578 ruby security update

Ruby is a fast and easy interpreted scripting language for object-oriented programming. It has many functions for processing text Files and perform system management tasks such as Perl. Security Fixes: Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior ...

[SECURITY] Fedora 44 Update: rubygem-yard-0.9.40-2.fc44

YARD is a documentation generation tool for the Ruby programming language. It enables the user to generate consistent, usable documentation that can be exported to a number of formats very easily, and also supports extending for custom Ruby constructs such as custom class level definitions...

[SECURITY] Fedora 43 Update: rubygem-yard-0.9.37-5.fc43

YARD is a documentation generation tool for the Ruby programming language. It enables the user to generate consistent, usable documentation that can be exported to a number of formats very easily, and also supports extending for custom Ruby constructs such as custom class level definitions...

RLSA-2026:20606 Important: ruby4.0 security update

Ruby is the interpreted scripting language for quick and easy object-oriented programming. It has many features to process text files and to do system management tasks as in Perl. It is simple, straight-forward, and extensible. Security Fixes: ruby/json: Ruby JSON: Denial of Service or Informatio...

Exploit for Exposure of Sensitive Information to an Unauthorized Actor in Tuzitio Camaleon_Cms

HTB Facts — Full Writeup Difficulty: Medium OS: Lin...

AlmaLinux 10 : ruby4.0 (ALSA-2026:20606)

The remote AlmaLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:20606 advisory. ruby/json: Ruby JSON: Denial of Service or Information Disclosure via format string injection CVE-2026-33210 erb: ERB: Arbitrary code execution via...

RockyLinux 10 : ruby4.0 (RLSA-2026:20606)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:20606 advisory. ruby/json: Ruby JSON: Denial of Service or Information Disclosure via format string injection CVE-2026-33210 erb: ERB: Arbitrary code execution via...

The vulnerability of the map_accel_path method in the Ruby programming language-based Rack web server module interface allows a hacker to gain unauthorized access to protected information.

The vulnerability of the mapaccelpath method in the Ruby programming language-based Rack web server module interface is related to the use of a regular expression, which does not sufficiently restrict the set of allowed values. Exploiting this vulnerability can allow an attacker to gain...