Search
Find a vulnerability
Search criteria
ⓘ
Use this form to refine search results.
Full-text search supports keyword queries with ranking and filtering.
You can combine vendor, product, and sources to narrow results.
Enable “Apply ordering” to sort by date instead of relevance.
2 vulnerabilities by go-openapi
CVE-2026-93450 (GCVE-0-2026-93450)
Vulnerability from nvd – Published: 2026-09-17 23:25 – Updated: 2026-09-17 23:25
VLAI
EPSS
VEX
Title
go-openapi/swag jsonutils before 0.27.1 Uncontrolled Recursion in Ordered JSON Marshal and Unmarshal
Summary
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.
Severity
CWE
- CWE-674 - Uncontrolled Recursion
Assigner
References
6 references
| URL | Tags |
|---|---|
| https://github.com/go-openapi/swag/security/advis… | vendor-advisory |
| https://github.com/go-openapi/swag/commit/0c24346… | patch |
| https://github.com/go-openapi/swag/blob/v0.27.0/j… | technical-description |
| https://github.com/go-openapi/swag/blob/v0.27.0/j… | technical-description |
| https://github.com/go-openapi/swag | product |
| https://www.vulncheck.com/advisories/go-openapi-s… | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| go-openapi | swag |
Affected:
0 , < 0.27.1
(semver)
|
Date Public
2026-07-19 00:00
{
"containers": {
"cna": {
"affected": [
{
"collectionURL": "https://proxy.golang.org",
"defaultStatus": "unaffected",
"packageURL": "pkg:golang/github.com/go-openapi/swag/jsonutils",
"product": "swag",
"repo": "https://github.com/go-openapi/swag",
"vendor": "go-openapi",
"versions": [
{
"lessThan": "0.27.1",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Wei Zhang, PayPal Cyber Security Team"
}
],
"datePublic": "2026-07-19T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "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."
}
],
"metrics": [
{
"cvssV4_0": {
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"baseScore": 8.7,
"baseSeverity": "HIGH",
"privilegesRequired": "NONE",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
"version": "4.0",
"vulnAvailabilityImpact": "HIGH",
"vulnConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "NONE"
},
"format": "CVSS"
},
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"format": "CVSS"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-674",
"description": "Uncontrolled Recursion",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-09-17T23:25:10.883Z",
"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"shortName": "VulnCheck"
},
"references": [
{
"name": "GitHub Security Advisory (GHSA-xh24-9qpg-8w28)",
"tags": [
"vendor-advisory"
],
"url": "https://github.com/go-openapi/swag/security/advisories/GHSA-xh24-9qpg-8w28"
},
{
"tags": [
"patch"
],
"url": "https://github.com/go-openapi/swag/commit/0c24346ced59a25811e8694a915e7131d25ccb0e"
},
{
"tags": [
"technical-description"
],
"url": "https://github.com/go-openapi/swag/blob/v0.27.0/jsonutils/adapters/stdlib/json/adapter.go#L68"
},
{
"tags": [
"technical-description"
],
"url": "https://github.com/go-openapi/swag/blob/v0.27.0/jsonutils/adapters/stdlib/json/ordered_map.go#L214"
},
{
"tags": [
"product"
],
"url": "https://github.com/go-openapi/swag"
},
{
"name": "VulnCheck Advisory: go-openapi/swag jsonutils before 0.27.1 Uncontrolled Recursion in Ordered JSON Marshal and Unmarshal",
"tags": [
"third-party-advisory"
],
"url": "https://www.vulncheck.com/advisories/go-openapi-swag-jsonutils-before-0.27.1-uncontrolled-recursion-in-ordered-json-marshal-and-unmarshal"
}
],
"title": "go-openapi/swag jsonutils before 0.27.1 Uncontrolled Recursion in Ordered JSON Marshal and Unmarshal",
"x_generator": {
"engine": "vulncheck-endgame"
}
}
},
"cveMetadata": {
"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"assignerShortName": "VulnCheck",
"cveId": "CVE-2026-93450",
"datePublished": "2026-09-17T23:25:10.883Z",
"dateReserved": "2026-09-17T22:45:30.211Z",
"dateUpdated": "2026-09-17T23:25:10.883Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-93450 (GCVE-0-2026-93450)
Vulnerability from cvelistv5 – Published: 2026-09-17 23:25 – Updated: 2026-09-17 23:25
VLAI
EPSS
VEX
Title
go-openapi/swag jsonutils before 0.27.1 Uncontrolled Recursion in Ordered JSON Marshal and Unmarshal
Summary
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.
Severity
CWE
- CWE-674 - Uncontrolled Recursion
Assigner
References
6 references
| URL | Tags |
|---|---|
| https://github.com/go-openapi/swag/security/advis… | vendor-advisory |
| https://github.com/go-openapi/swag/commit/0c24346… | patch |
| https://github.com/go-openapi/swag/blob/v0.27.0/j… | technical-description |
| https://github.com/go-openapi/swag/blob/v0.27.0/j… | technical-description |
| https://github.com/go-openapi/swag | product |
| https://www.vulncheck.com/advisories/go-openapi-s… | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| go-openapi | swag |
Affected:
0 , < 0.27.1
(semver)
|
Date Public
2026-07-19 00:00
{
"containers": {
"cna": {
"affected": [
{
"collectionURL": "https://proxy.golang.org",
"defaultStatus": "unaffected",
"packageURL": "pkg:golang/github.com/go-openapi/swag/jsonutils",
"product": "swag",
"repo": "https://github.com/go-openapi/swag",
"vendor": "go-openapi",
"versions": [
{
"lessThan": "0.27.1",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Wei Zhang, PayPal Cyber Security Team"
}
],
"datePublic": "2026-07-19T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "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."
}
],
"metrics": [
{
"cvssV4_0": {
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"baseScore": 8.7,
"baseSeverity": "HIGH",
"privilegesRequired": "NONE",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
"version": "4.0",
"vulnAvailabilityImpact": "HIGH",
"vulnConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "NONE"
},
"format": "CVSS"
},
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"format": "CVSS"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-674",
"description": "Uncontrolled Recursion",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-09-17T23:25:10.883Z",
"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"shortName": "VulnCheck"
},
"references": [
{
"name": "GitHub Security Advisory (GHSA-xh24-9qpg-8w28)",
"tags": [
"vendor-advisory"
],
"url": "https://github.com/go-openapi/swag/security/advisories/GHSA-xh24-9qpg-8w28"
},
{
"tags": [
"patch"
],
"url": "https://github.com/go-openapi/swag/commit/0c24346ced59a25811e8694a915e7131d25ccb0e"
},
{
"tags": [
"technical-description"
],
"url": "https://github.com/go-openapi/swag/blob/v0.27.0/jsonutils/adapters/stdlib/json/adapter.go#L68"
},
{
"tags": [
"technical-description"
],
"url": "https://github.com/go-openapi/swag/blob/v0.27.0/jsonutils/adapters/stdlib/json/ordered_map.go#L214"
},
{
"tags": [
"product"
],
"url": "https://github.com/go-openapi/swag"
},
{
"name": "VulnCheck Advisory: go-openapi/swag jsonutils before 0.27.1 Uncontrolled Recursion in Ordered JSON Marshal and Unmarshal",
"tags": [
"third-party-advisory"
],
"url": "https://www.vulncheck.com/advisories/go-openapi-swag-jsonutils-before-0.27.1-uncontrolled-recursion-in-ordered-json-marshal-and-unmarshal"
}
],
"title": "go-openapi/swag jsonutils before 0.27.1 Uncontrolled Recursion in Ordered JSON Marshal and Unmarshal",
"x_generator": {
"engine": "vulncheck-endgame"
}
}
},
"cveMetadata": {
"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"assignerShortName": "VulnCheck",
"cveId": "CVE-2026-93450",
"datePublished": "2026-09-17T23:25:10.883Z",
"dateReserved": "2026-09-17T22:45:30.211Z",
"dateUpdated": "2026-09-17T23:25:10.883Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}