json vulnerabilities

Browse known CVEs and advisories by package and ecosystem. Severity tells you the worst case. What determines real risk is whether the vulnerable code actually runs in your applications.

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CVE-IDSeverityPackage summary

CVE-2026-33210Highjson: Ruby JSON has a format string injection vulnerability CVE-2025-27788Highjson: Out-of-bounds Read in Ruby JSON Parser CVE-2020-7712Highjson: trentm/json vulnerable to command injection CVE-2020-10663Highjson: Unsafe object creation in json RubyGem CVE-2013-0269Highjson: JSON gem has Improper Input Validation vulnerability

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