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...

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...

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...

CVE-2026-33210

CVE-2026-33210 concerns Ruby JSON, a JSON implementation for Ruby. The vulnerability exists in versions 2.14.0 to before 2.15.2.1, 2.17.1.2, and 2.19.2, where parsing with the option allow_duplicate_key: false can trigger a format-string injection, leading to denial of service or information disc...

JSON implementation for Ruby 格式化字符串错误漏洞

JSON Implementation for Ruby is a open-source Ruby implementation of JSON. There were formatting string error vulnerabilities in versions prior to Ruby 2.15.2.1, Ruby 2.17.1.2, and Ruby 2.19.2. These vulnerabilities stem from format string injection when using the allowduplicatekey: false parsing...

PT-2026-26298

Name of the Vulnerable Software and Affected Versions Ruby JSON versions 2.14.0 through 2.15.2 Ruby JSON versions 2.17.1 through 2.17.1.2 Ruby JSON versions 2.19.0 through 2.19.2 Description Ruby JSON is a JSON implementation for Ruby. A format string injection issue exists when the allow duplica...