CVE-2026-93450: go-openapi swag

go-openapi/swag jsonutils before 0.27.1 Uncontrolled Recursion in Ordered JSON Marshal and Unmarshal

CVSS 8.7 HighEPSS 0.011 · 66th percentile

Published by the CVE Program (CNA: VulnCheck) at 17 Sept 2026, 23:25 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
go-openapi	swag https://proxy.golang.org pkg:golang/github.com/go-openapi/swag/jsonutils	affected before 0.27.1 semver Other versions: unaffected

Identifiers

CVE-2026-93450

CNA

VulnCheck

Weakness (CWE)

CWE-674

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
8.7	High	4.0	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	CNA (VulnCheck)Used for this record
7.5	High	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	CNA (VulnCheck)

CISA KEV Not listed.
EPSS 0.011, the 66th percentile, on 13 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 17 Sept 2026. New records show when each source confirmed them.

Sources

References from the CNA

github.com/go-openapi/swag/security/advisories/GHSA-xh24-9qpg-8w28 vendor-advisory
github.com/go-openapi/swag/commit/0c24346ced59a25811e8694a915e7131d25ccb0e patch
github.com/go-openapi/swag/blob/v0.27.0/jsonutils/adapters/stdlib/json/adapter.go#L68 technical-description
github.com/go-openapi/swag/blob/v0.27.0/jsonutils/adapters/stdlib/json/ordered_map.go#L214 technical-description
github.com/go-openapi/swag product
www.vulncheck.com/advisories/go-openapi-swag-jsonutils-before-0.27.1-uncontrolled-recursion-in-ordered-json-marshal-and-unmarshal third-party-advisory

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.