{"id":"CVE-2026-93450","summary":"go-openapi/swag jsonutils before 0.27.1 Uncontrolled Recursion in Ordered JSON Marshal and Unmarshal","details":"go-openapi/swag jsonutils before 0.27.1 contains a stack overflow vulnerability in ordered JSON parsing and serialization due to unbounded recursion with no depth limit. Remote unauthenticated attackers can submit deeply nested JSON documents to services accepting OpenAPI specifications, causing fatal stack overflow that terminates the process and all in-flight requests.","aliases":["GHSA-xh24-9qpg-8w28"],"modified":"2026-09-20T11:30:34.717368517Z","published":"2026-09-17T23:25:10.883Z","database_specific":{"cna_assigner":"VulnCheck","cwe_ids":["CWE-674"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/93xxx/CVE-2026-93450.json"},"references":[{"type":"WEB","url":"https://proxy.golang.org"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/93xxx/CVE-2026-93450.json"},{"type":"ADVISORY","url":"https://github.com/go-openapi/swag/security/advisories/GHSA-xh24-9qpg-8w28"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-93450"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/go-openapi-swag-jsonutils-before-0.27.1-uncontrolled-recursion-in-ordered-json-marshal-and-unmarshal"},{"type":"FIX","url":"https://github.com/go-openapi/swag/commit/0c24346ced59a25811e8694a915e7131d25ccb0e"},{"type":"PACKAGE","url":"https://github.com/go-openapi/swag"},{"type":"ARTICLE","url":"https://github.com/go-openapi/swag/blob/v0.27.0/jsonutils/adapters/stdlib/json/adapter.go#L68"},{"type":"ARTICLE","url":"https://github.com/go-openapi/swag/blob/v0.27.0/jsonutils/adapters/stdlib/json/ordered_map.go#L214"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/go-openapi/swag","events":[{"introduced":"0"},{"fixed":"c8a41f7226ee09d8f74ac3e9375d071041836b7c"},{"fixed":"0c24346ced59a25811e8694a915e7131d25ccb0e"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"0.27.1"}],"source":["DESCRIPTION","REFERENCES"]}}],"versions":["yamlutils/v0.27.0","v0.27.0","typeutils/v0.27.0","stringutils/v0.27.0","pools/v0.27.0","netutils/v0.27.0","mangling/v0.27.0","loading/v0.27.0","jsonutils/v0.27.0","jsonutils/fixtures_test/v0.27.0","jsonutils/adapters/testintegration/v0.27.0","jsonutils/adapters/testintegration/benchmarks/v0.27.0","jsonutils/adapters/easyjson/v0.27.0","jsonname/v0.27.0","fileutils/v0.27.0","conv/v0.27.0","cmdutils/v0.27.0","yamlutils/v0.26.1","v0.26.1","typeutils/v0.26.1","stringutils/v0.26.1","netutils/v0.26.1","mangling/v0.26.1","loading/v0.26.1","jsonutils/v0.26.1","jsonutils/fixtures_test/v0.26.1","jsonutils/adapters/testintegration/v0.26.1","jsonutils/adapters/testintegration/benchmarks/v0.26.1","jsonutils/adapters/easyjson/v0.26.1","jsonname/v0.26.1","fileutils/v0.26.1","conv/v0.26.1","cmdutils/v0.26.1","yamlutils/v0.26.0","v0.26.0","typeutils/v0.26.0","stringutils/v0.26.0","netutils/v0.26.0","mangling/v0.26.0","loading/v0.26.0","jsonutils/v0.26.0","jsonutils/fixtures_test/v0.26.0","jsonutils/adapters/testintegration/v0.26.0","jsonutils/adapters/testintegration/benchmarks/v0.26.0","jsonutils/adapters/easyjson/v0.26.0","jsonname/v0.26.0","fileutils/v0.26.0","conv/v0.26.0","cmdutils/v0.26.0","yamlutils/v0.25.5","v0.25.5","typeutils/v0.25.5","stringutils/v0.25.5","netutils/v0.25.5","mangling/v0.25.5","loading/v0.25.5","jsonutils/v0.25.5","jsonutils/fixtures_test/v0.25.5","jsonutils/adapters/testintegration/v0.25.5","jsonutils/adapters/testintegration/benchmarks/v0.25.5","jsonutils/adapters/easyjson/v0.25.5","jsonname/v0.25.5","fileutils/v0.25.5","conv/v0.25.5","cmdutils/v0.25.5","yamlutils/v0.25.4","v0.25.4","typeutils/v0.25.4","stringutils/v0.25.4","netutils/v0.25.4","mangling/v0.25.4","loading/v0.25.4","jsonutils/v0.25.4","jsonutils/fixtures_test/v0.25.4","jsonutils/adapters/testintegration/v0.25.4","jsonutils/adapters/testintegration/benchmarks/v0.25.4","jsonutils/adapters/easyjson/v0.25.4","jsonname/v0.25.4","fileutils/v0.25.4","conv/v0.25.4","cmdutils/v0.25.4","yamlutils/v0.25.3","v0.25.3","typeutils/v0.25.3","stringutils/v0.25.3","netutils/v0.25.3","mangling/v0.25.3","loading/v0.25.3","jsonutils/v0.25.3","jsonutils/fixtures_test/v0.25.3","jsonutils/adapters/testintegration/v0.25.3","jsonutils/adapters/testintegration/benchmarks/v0.25.3","jsonutils/adapters/easyjson/v0.25.3","jsonname/v0.25.3","fileutils/v0.25.3","conv/v0.25.3","cmdutils/v0.25.3","yamlutils/v0.25.2","v0.25.2","typeutils/v0.25.2","stringutils/v0.25.2","netutils/v0.25.2","mangling/v0.25.2","loading/v0.25.2","jsonutils/v0.25.2","jsonutils/fixtures_test/v0.25.2","jsonutils/adapters/testintegration/v0.25.2","jsonutils/adapters/testintegration/benchmarks/v0.25.2","jsonutils/adapters/easyjson/v0.25.2","jsonname/v0.25.2","fileutils/v0.25.2","conv/v0.25.2","cmdutils/v0.25.2","yamlutils/v0.25.1","v0.25.1","typeutils/v0.25.1","stringutils/v0.25.1","netutils/v0.25.1","mangling/v0.25.1","loading/v0.25.1","jsonutils/v0.25.1","jsonutils/fixtures_test/v0.25.1","jsonutils/adapters/testintegration/v0.25.1","jsonutils/adapters/testintegration/benchmarks/v0.25.1","jsonutils/adapters/easyjson/v0.25.1","jsonname/v0.25.1","fileutils/v0.25.1","conv/v0.25.1","cmdutils/v0.25.1","yamlutils/v0.25.0","v0.25.0","typeutils/v0.25.0","stringutils/v0.25.0","netutils/v0.25.0","mangling/v0.25.0","loading/v0.25.0","jsonutils/v0.25.0","jsonutils/fixtures_test/v0.25.0","jsonutils/adapters/testintegration/v0.25.0","jsonutils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