CVE-2026-33170 Rails Active Support has a possible XSS vulnerability in SafeBuffer#%

Active Support is a toolkit of support libraries and Ruby core extensions extracted from the Rails framework. Prior to versions 8.1.2.1, 8.0.4.1, and 7.2.3.1, SafeBuffer% does not propagate the @htmlunsafe flag to the newly created buffer. If a SafeBuffer is mutated in place e.g. via gsub! and th...

CVE-2026-33169

Active Support is a toolkit of support libraries and Ruby core extensions extracted from the Rails framework. "NumberToDelimitedConverter" uses a lookahead-based regular expression with "gsub!" to insert thousands delimiters. Prior to versions 8.1.2.1, 8.0.4.1, and 7.2.3.1, the interaction betwee...

CVE-2026-33168

Action View provides conventions and helpers for building web pages with the Rails framework. Prior to versions 8.1.2.1, 8.0.4.1, and 7.2.3.1, when a blank string is used as an HTML attribute name in Action View tag helpers, the attribute escaping is bypassed, producing malformed HTML. A carefull...

CVE-2026-33167

Action Pack is a Rubygem for building web applications on the Rails framework. In versions on the 8.1 branch prior to 8.1.2.1, the debug exceptions page does not properly escape exception messages. A carefully crafted exception message could inject arbitrary HTML and JavaScript into the page,...

CVE-2026-33167

Action Pack is a Rubygem for building web applications on the Rails framework. In versions on the 8.1 branch prior to 8.1.2.1, the debug exceptions page does not properly escape exception messages. A carefully crafted exception message could inject arbitrary HTML and JavaScript into the page,...

GHSA-89VF-4333-QX8V Rails Active Support has a possible XSS vulnerability in SafeBuffer#%

Impact SafeBuffer% does not propagate the @htmlunsafe flag to the newly created buffer. If a SafeBuffer is mutated in place e.g. via gsub! and then formatted with % using untrusted arguments, the result incorrectly reports htmlsafe? == true, bypassing ERB auto-escaping and possibly leading to XSS...

GHSA-3M6G-2423-7CP3 vulnerabilities

Vulnerabilities for packages: ruby4.0-fluentd-kubernetes-daemonset, ruby3.3-rails, ruby3.4-fluentd-kubernetes-daemonset, ruby3.4-rails, cinc-auditor, ruby3.3-fluentd-kubernetes-daemonset, logstash, ruby4.0-rails, ruby3.2-rails, ruby3.2-fluentd-kubernetes-daemonset, ruby...

GHSA-3M6G-2423-7CP3 vulnerabilities

Vulnerabilities for packages: cinc-auditor, ruby4.0-fluentd-kubernetes-daemonset, ruby4.0-rails, ruby3.2-rails, ruby3.4-fluentd-kubernetes-daemonset, ruby3.4-rails, ruby, ruby3.3-fluentd-kubernetes-daemonset, ruby3.3-rails, gitlab-cng, logstash, ruby3.2-fluentd-kubernetes-daemonset...

CVE-2026-33210

A flaw was found in Ruby JSON. This vulnerability, a format string injection, allows a remote attacker to cause a denial of service DoS or disclose sensitive information. The flaw occurs when processing specially crafted user-supplied documents with the allowduplicatekey: false parsing option...

PT-2026-27256

Name of the Vulnerable Software and Affected Versions Active Support versions prior to 8.1.2.1 Active Support versions prior to 8.0.4.1 Active Support versions prior to 7.2.3.1 Description The NumberToDelimitedConverter component utilizes a regular expression with gsub! to insert thousands...

DLA-4505-1 ruby-rack - security update

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Debian: Security Advisory (DLA-4505-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2026 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...

[SECURITY] [DLA 4505-1] ruby-rack security update

----------------------------------------------------------------------- Debian LTS Advisory DLA-4505-1 [email protected] https://www.debian.org/lts/security/ Utkarsh Gupta March 23, 2026 https://wiki.debian.org/LTS -...

Debian dla-4505 : ruby-rack - security update

The remote Debian 11 host has a package installed that is affected by multiple vulnerabilities as referenced in the dla-4505 advisory. - ----------------------------------------------------------------------- Debian LTS Advisory DLA-4505-1 [email protected]...

Linux Distros Unpatched Vulnerability : CVE-2026-33306

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bcrypt-ruby is a Ruby binding for the OpenBSD bcrypt password hashing algorithm. Prior to version 3.1.22, an integer overflow in the Java BCrypt implementation...

Integer Overflow

bcrypt-ruby is vulnerable to Integer Overflow. The vulnerability is due to an integer overflow in the Java BCrypt implementation for JRuby, where the key-strengthening round count is computed as a signed 32-bit integer, and when cost=31, signed integer overflow causes the round count to become...

Format String Injection

Ruby JSON is vulnerable to Format String Injection. The vulnerability is due to a format string injection vulnerability, where the allowduplicatekey: false parsing option is used to parse user supplied documents and can lead to denial of service attacks or information disclosure...

Linux Distros Unpatched Vulnerability : CVE-2026-33210

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Ruby JSON is a JSON implementation for Ruby. From version 2.14.0 to before versions 2.15.2.1, 2.17.1.2, and 2.19.2, a format string injection vulnerability can...

CVE-2026-33210

Ruby JSON is a JSON implementation for Ruby. From version 2.14.0 to before versions 2.15.2.1, 2.17.1.2, and 2.19.2, a format string injection vulnerability can lead to denial of service attacks or information disclosure, when the allowduplicatekey: false parsing option is used to parse user...

UBUNTU-CVE-2026-33210

Ruby JSON is a JSON implementation for Ruby. From version 2.14.0 to before versions 2.15.2.1, 2.17.1.2, and 2.19.2, a format string injection vulnerability can lead to denial of service attacks or information disclosure, when the allowduplicatekey: false parsing option is used to parse user...