Lucene search
+L

ruby/json: Ruby JSON: Denial of Service or Information Disclosure via format string injection

🗓️ 20 Aug 2026 14:56:34Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 4 Views

Ruby JSON format string injection via allow_duplicate_key false enables DoS or info disclosure.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Hardened Imagesanyaarch64ruby4.04.0.6-37.2.hum1ruby4.0-4.0.6-37.2.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64ruby4.04.0.6-37.2.hum1ruby4.0-4.0.6-37.2.hum1.x86_64.rpm
Red Hat Hardened Imagesanynoarchruby4.0-default-gems4.0.6-37.2.hum1ruby4.0-default-gems-4.0.6-37.2.hum1.noarch.rpm

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

20 Aug 2026 15:19Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.19.1
CVSS 48.3
EPSS0.00838
SSVC
4