EUVD-2026-102309Published

undici vulnerable to cache poisoning and cross-user disclosure via cross-origin redirects

cve-program · CVE-2026-109829

Published

undici

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "undici",
                    "product": "undici",
                    "defaultStatus": "unaffected",
                    "versions": [
                        {
                            "versionType": "semver",
                            "status": "affected",
                            "version": "7.0.0",
                            "lessThan": "7.30.1"
                        },
                        {
                            "versionType": "semver",
                            "status": "unaffected",
                            "version": "7.30.1"
                        },
                        {
                            "versionType": "semver",
                            "status": "affected",
                            "version": "8.0.0",
                            "lessThan": "8.12.2"
                        },
                        {
                            "versionType": "semver",
                            "status": "unaffected",
                            "version": "8.12.2"
                        }
                    ],
                    "packageURL": "pkg:npm/undici"
                }

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

euvd · EUVD-2026-102309

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: Oct 15, 2026, 6:28:04 PM

dateUpdated: Oct 16, 2026, 8:04:09 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-2026-109829

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-346 · CWE-524

Original publisher date fields

published: 2026-10-15T19:17:21.513

lastModified: 2026-10-19T20:45:43.390

1 source CPE criteria · context only

cpe:2.3:a:nodejs:undici:*:*:*:*:*:node.js:*:*

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-4w7w-5xrc-9h26

Published

undici

npm

SEMVER · introduced 7.0.0 → fixed 7.30.1

undici

npm

SEMVER · introduced 8.0.0 → fixed 8.12.2

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