CVE-2026-55107 Kobako Vulnerable to Sandbox Escape: guest eval reaches host RCE via method_missing → public_send (any bound Service)

Kobako is a Ruby gem that embeds a Wasm-isolated mruby interpreter inside applications, allowing execution of untrusted Ruby scripts LLM-generated code, user formulas, student submissions, third-party plugins in-process without giving them access to host memory, files, network, or credentials. Fr...

CVE-2021-33564

CVE-2021-33564 PoC Эксплойт-скрипт для CVE-2021-33564 внедрение аргументов в Ruby-гем Dragonfly. Использование Произвольное чтение файлов python3 poc.py -u https:///system/refinery/images -r /etc/passwd Произвольная запись файлов python3 poc.py -u https:///system/refinery/images -w public/test.tx...

CVE-2023-31606

CVE-2023-31606 Уязвимость Проблема отказа в обслуживании через регулярные выражения ReDoS была обнаружена в функции sanitizehtml гема redcloth = v4.0.0. Эта уязвимость позволяет атакующим вызвать отказ в обслуживании DoS путём передачи специально созданной нагрузки. Что такое ReDoS? Согласно OWAS...

crack-0.1.8-fixed

= crack Really simple JSON and XML parsing, ripped from Merb and Rails. The XML parser is ripped from Merb and the JSON parser is ripped from Rails. I take no credit, just packaged them for all to enjoy and easily use. == 릴리즈에 관한 참고사항 릴리즈는 GitHub에 태그되며, GitHub와 RubyForge에 gem으로 배포됩니다. Master 브랜치는...

sanitize

Sanitize Sanitize is an allowlist-based HTML and CSS sanitizer. It removes all HTML and/or CSS from a string except the elements, attributes, and properties you choose to allow. Using a simple configuration syntax, you can tell Sanitize to allow certain HTML elements, certain attributes within...

CVE-2026-92904 Rubygem-foreman_remote_execution: job output readable without object-level view_job_invocations check

A flaw was found in the foremanremoteexecution plugin's template invocations controller. The showtemplateinvocationbyhost action resolves the job invocation by ID without evaluating the caller's viewjobinvocations permission filter against the record. An authenticated user whose job invocation...

Astra Linux – Vulnerability in yajl

In the yajl-ruby gem version 1.3.0 for Ruby, when a properly crafted JSON file is provided to Yajl::Parser.new.parse, the entire Ruby process crashes with a SIGABRT in the yajlstringdecode function in yajlencode.c. This causes the entire Ruby process to terminate, potentially leading to a denial ...

Astra Linux – Vulnerability in Ruby-Nokogiri

Nokogiri is a Rubygem that provides HTML, XML, SAX, and Reader parsers, with support for XPath and CSS selectors. In Nokogiri versions prior to 1.11.0.rc4, there was an XXE vulnerability. XML schemas parsed by Nokogiri::XML::Schema are trusted by default, allowing external resources to be accesse...

Astra Linux – Vulnerability in Ruby 2.5

In Ruby, the CGI::Cookie.parse method used from version 2.6.8 mishandles security prefixes in cookie names. This issue also affects the CGI gem used from version 0.3.0 in Ruby...

CVE-2023-46035

The svgoptimizer gem before 0.3.0 for Ruby performs entity expansion on untrusted documents...

Security Bulletin: Multiple vulnerabilities in IBM Aspera Enterprise Webapps

Summary Multiple vulnerabilities were addressed in IBM Aspera Enterprise Webapps version 1.0.6 Vulnerability Details CVEID:CVE-2026-54500 DESCRIPTION: Oj Optimized JSON is a JSON parser and Object marshaller packaged as a Ruby gem. In versions prior to 3.17.3, Oj.load in :object mode reads...

CVE-2026-63435

Mail is an internet library for Ruby designed to handle email generation, parsing, and sending. Prior to 2.9.1, Mail::Utilities.qvaluedecode and Mail::Utilities.bvaluedecode used a single Stringmatch and an overly greedy charset capture to decode only the first RFC 2047 encoded-word and mishandle...

DEBIAN-CVE-2026-63435

Mail is an internet library for Ruby designed to handle email generation, parsing, and sending. Prior to 2.9.1, Mail::Utilities.qvaluedecode and Mail::Utilities.bvaluedecode used a single Stringmatch and an overly greedy charset capture to decode only the first RFC 2047 encoded-word and mishandle...

CVE-2026-63435

Mail (Ruby gem for email generation, parsing, and sending) is vulnerable to email address spoofing via malformed RFC 2047 encoded-words prior to version 2.9.1 . The root cause lies in Mail::Utilities.q_value_decode and Mail::Utilities.b_value_decode in lib/mail/utilities.rb, which used a single S...

CVE-2026-63435 Mail: Email address spoofing via malformed RFC 2047 encoded-words

Mail is an internet library for Ruby designed to handle email generation, parsing, and sending. Prior to 2.9.1, Mail::Utilities.qvaluedecode and Mail::Utilities.bvaluedecode used a single Stringmatch and an overly greedy charset capture to decode only the first RFC 2047 encoded-word and mishandle...

seccomp-tools v1.7.1

Seccomp Tools Powerful tools for seccomp analysis. This project is aimed primarily but not exclusively at analyzing seccomp sandboxes in CTF pwn challenges. Some features are CTF-specific, but they're just as useful for analyzing real-world seccomp filters. Features Dump - Automatically dumps...

Unity Linux 20.1070e Security Update: rubygem-websocket-driver (UTSA-2026-104957)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-104957 advisory. Impact If this library is used in tandem with the permessage-deflate extension, a WebSocket server or client can be made to accept messages that are larger than the...

EUVD-2026-67139

An issue was discovered in the resolv gem before 0.7.2 for Ruby. Resolv::DNS::MessageEncoder wrote a DNS label's length into a single octet without checking its range. A label longer than 255 octets had its length stored modulo 256 but the label data was written unchanged, and thus the bytes on t...

Security Bulletin: Vulnerability in Addressable affects IBM watsonx Assistant Cartridge and IBM watsonx Orchestrate with watsonx Assistant Cartridge.

Summary Potential vulnerability in Addressable has been identified that affects IBM watsonx Assistant Cartridge and IBM watsonx Orchestrate with watsonx Assistant Cartridge - Assistant Builder Component. . The vulnerability have been addressed. Refer to details for additional information...

NULL Pointer Dereference

Amendment This was deemed not a vulnerability. Overview nokogiri is a gem for parsing HTML, XML, SAX, and Reader. Affected versions of this package are vulnerable to NULL Pointer Dereference via the XML parsing process. An attacker can cause denial of service or memory corruption by submitting...