EUVD-2026-25632Published

Official Clerk JavaScript SDKs: Middleware-based route protection bypass

cve-program · CVE-2026-41248

Published

astro

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "clerk",
                    "product": "astro",
                    "versions": [
                        {
                            "version": ">= 0.0.1, < 1.5.7",
                            "status": "affected"
                        },
                        {
                            "version": ">= 2.0.0-snapshot.v20241206174604, <= 2.17.9",
                            "status": "affected"
                        },
                        {
                            "version": ">= 3.0.0, < 3.0.15",
                            "status": "affected"
                        }
                    ]
                }

nextjs

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "clerk",
                    "product": "nextjs",
                    "versions": [
                        {
                            "version": ">= 5.0.0, < 5.7.6",
                            "status": "affected"
                        },
                        {
                            "version": ">= 6.0.0-snapshot.vb87a27f, < 6.39.2",
                            "status": "affected"
                        },
                        {
                            "version": ">= 7.0.0, < 7.2.1",
                            "status": "affected"
                        }
                    ]
                }

nuxt

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "clerk",
                    "product": "nuxt",
                    "versions": [
                        {
                            "version": ">= 1.1.0, < 1.13.28",
                            "status": "affected"
                        },
                        {
                            "version": ">= 2.0.0, < 2.2.2",
                            "status": "affected"
                        }
                    ]
                }

shared

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "clerk",
                    "product": "shared",
                    "versions": [
                        {
                            "version": ">= 2.20.17, < 2.22.1",
                            "status": "affected"
                        },
                        {
                            "version": ">= 3.0.0-canary.v20250225091530, < 3.47.4",
                            "status": "affected"
                        },
                        {
                            "version": ">= 4.0.0, < 4.8.1",
                            "status": "affected"
                        }
                    ]
                }

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

euvd · EUVD-2026-25632

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: Apr 24, 2026, 9:04:35 PM

dateUpdated: Apr 27, 2026, 1:46:28 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-2026-41248

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: Deferred

Weakness classifications: CWE-436 · CWE-863

Original publisher date fields

published: 2026-04-24T21:16:18.497

lastModified: 2026-10-26T21:10:00.170

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

osv · GHSA-vqx2-fgx2-5wq9

Published

@clerk/nextjs

npm

SEMVER · introduced 5.0.0 → fixed 5.7.6

@clerk/nuxt

npm

SEMVER · introduced 1.1.0 → fixed 1.13.28

@clerk/astro

npm

SEMVER · introduced 0.0.1 → fixed 1.5.7

@clerk/shared

npm

SEMVER · introduced 2.20.17 → fixed 2.22.1

@clerk/nextjs

npm

SEMVER · introduced 6.0.0-snapshot.vb87a27f → fixed 6.39.2

@clerk/nextjs

npm

SEMVER · introduced 7.0.0 → fixed 7.2.1

@clerk/nuxt

npm

SEMVER · introduced 2.0.0 → fixed 2.2.2

@clerk/astro

npm

SEMVER · introduced 2.0.0-snapshot.v20241206174604 → fixed 2.17.10

@clerk/astro

npm

SEMVER · introduced 3.0.0 → fixed 3.0.15

@clerk/shared

npm

SEMVER · introduced 3.0.0-canary.v20250225091530 → fixed 3.47.4

@clerk/shared

npm

SEMVER · introduced 4.0.0 → fixed 4.8.1

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