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 allow_duplicate_key: false parsing option is used to parse user supplied documents. This issue has been patched in versions 2.15.2.1, 2.17.1.2, and 2.19.2.
Debilidad
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 allow_duplicate_key: false parsing option is used to parse user supplied documents. This issue has been patched in versions 2.15.2.1, 2.17.1.2, and 2.19.2.
Productos afectados
- ruby-lang json
Referencias
- https://github.com/ruby/json/security/advisories/GHSA-3m6g-2423-7cp3
- https://access.redhat.com/errata/RHSA-2026:20596
- https://access.redhat.com/errata/RHSA-2026:20606
- https://access.redhat.com/errata/RHSA-2026:57565
- https://access.redhat.com/security/cve/CVE-2026-33210
- https://bugzilla.redhat.com/show_bug.cgi?id=2449871
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