EUVD-2026-16343PublishedWithdrawn

Denial of service in github.com/shamaton/msgpack

cve-program · CVE-2026-32284

Published

github.com/shamaton/msgpack

https://pkg.go.dev

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "github.com/shamaton/msgpack",
                    "product": "github.com/shamaton/msgpack",
                    "collectionURL": "https://pkg.go.dev",
                    "packageName": "github.com/shamaton/msgpack",
                    "programRoutines": [
                        {
                            "name": "Unmarshal"
                        },
                        {
                            "name": "UnmarshalAsMap"
                        },
                        {
                            "name": "UnmarshalAsArray"
                        },
                        {
                            "name": "DecodeStructAsArray"
                        },
                        {
                            "name": "DecodeStructAsMap"
                        }
                    ],
                    "defaultStatus": "affected"
                }

github.com/shamaton/msgpack/v2

https://pkg.go.dev

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "github.com/shamaton/msgpack/v2",
                    "product": "github.com/shamaton/msgpack/v2",
                    "collectionURL": "https://pkg.go.dev",
                    "packageName": "github.com/shamaton/msgpack/v2",
                    "versions": [
                        {
                            "version": "0",
                            "lessThan": "2.4.1",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ],
                    "programRoutines": [
                        {
                            "name": "Unmarshal"
                        },
                        {
                            "name": "UnmarshalAsMap"
                        },
                        {
                            "name": "UnmarshalAsArray"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }

github.com/shamaton/msgpack/v3

https://pkg.go.dev

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "github.com/shamaton/msgpack/v3",
                    "product": "github.com/shamaton/msgpack/v3",
                    "collectionURL": "https://pkg.go.dev",
                    "packageName": "github.com/shamaton/msgpack/v3",
                    "versions": [
                        {
                            "version": "0",
                            "lessThan": "3.1.1",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ],
                    "programRoutines": [
                        {
                            "name": "Unmarshal"
                        },
                        {
                            "name": "UnmarshalAsMap"
                        },
                        {
                            "name": "UnmarshalAsArray"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }

Original source record · Cite this exact observation · Complete original publisher JSON

euvd · EUVD-2026-16343

Published

EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON.

Original publisher date fields

datePublished: Mar 26, 2026, 7:40:51 PM

dateUpdated: Oct 7, 2026, 5:46:21 PM

No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.

Original source record · Cite this exact observation · Complete original publisher JSON

nvd · CVE-2026-32284

Published

NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.

Source analysis status: Analyzed

Weakness classifications: CWE-125

Original publisher date fields

published: 2026-03-26T20:16:12.087

lastModified: 2026-10-07T18:17:20.127

1 source CPE criteria · context only

cpe:2.3:a:shamaton:msgpack:*:*:*:*:*:go:*:*

The original JSON retains the logical configuration operators, exclusions and version bounds.

Original source record · Cite this exact observation · Complete original publisher JSON

osv · GHSA-h9q6-hc68-35rp

Published

github.com/shamaton/msgpack/v2

SEMVER · introduced 0 → last_affected 2.4.0

github.com/shamaton/msgpack/v3

SEMVER · introduced 0 → last_affected 3.1.0

Original source record · Cite this exact observation · Complete original publisher JSON

osv · GO-2026-4513

Published

github.com/shamaton/msgpack

SEMVER · introduced 0

github.com/shamaton/msgpack/v2

SEMVER · introduced 0 → fixed 2.4.1

github.com/shamaton/msgpack/v3

SEMVER · introduced 0 → fixed 3.1.1

Original source record · Cite this exact observation · Complete original publisher JSON

osv · GO-2026-4740

Withdrawn

github.com/shamaton/msgpack

SEMVER · introduced 0

github.com/shamaton/msgpack/v2

SEMVER · introduced 0

github.com/shamaton/msgpack/v3

SEMVER · introduced 0

Original source record · Cite this exact observation · Complete original publisher JSON