HIGH 8.7 NVD
CVE-2026-93450
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 dep
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.
References
- https://github.com/go-openapi/swag
- https://github.com/go-openapi/swag/blob/v0.27.0/jsonutils/adapters/stdlib/json/adapter.go#
- https://github.com/go-openapi/swag/blob/v0.27.0/jsonutils/adapters/stdlib/json/ordered_map
- https://github.com/go-openapi/swag/commit/0c24346ced59a25811e8694a915e7131d25ccb0e
- https://github.com/go-openapi/swag/security/advisories/GHSA-xh24-9qpg-8w28
This high severity vulnerability with a CVSS score of 8.7 was published on 2026-09-18 via NVD.
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