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.
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Affected Vendors & Products
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History
Sun, 20 Sep 2026 03:30:00 +0000
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ssvc
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Fri, 18 Sep 2026 21:30:00 +0000
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Go-openapi
Go-openapi swag |
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Go-openapi
Go-openapi swag |
Thu, 17 Sep 2026 23:45:00 +0000
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| Description | 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. | |
| Title | go-openapi/swag jsonutils before 0.27.1 Uncontrolled Recursion in Ordered JSON Marshal and Unmarshal | |
| Weaknesses | CWE-674 | |
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cvssV3_1
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Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-09-17T23:25:10.883Z
Updated: 2026-09-18T12:58:44.088Z
Reserved: 2026-09-17T22:45:30.211Z
Link: CVE-2026-93450
Updated: 2026-09-18T12:58:35.541Z
Status : Awaiting Analysis
Published: 2026-09-18T00:17:49.230
Modified: 2026-09-22T20:25:55.870
Link: CVE-2026-93450
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