CVE-2026-41248
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2026
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
Official Clerk JavaScript SDKs: Middleware-based route protection bypass
Clerk JavaScript is the official JavaScript repository for Clerk authentication. createRouteMatcher in @clerk/nextjs, @clerk/nuxt, and @clerk/astro can be bypassed by certain crafted requests, allowing them to skip middleware gating and reach downstream handlers. This vulnerability is fixed in @clerk/astro 1.5.7, 2.17.10, and 3.0.15; @clerk/nextjs 5.7.6, 6.39.2, and 7.2.1; @clerk/nuxt 1.13.28 and 2.2.2; and @clerk/shared 2.22.1, 3.47.4, anc 4.8.1
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
astro
- Vendor
- clerk
- Product
- astro
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| >= 0.0.1, < 1.5.7 | affected | Unavailable | Unavailable | Unavailable | None listed |
| >= 2.0.0-snapshot.v20241206174604, <= 2.17.9 | affected | Unavailable | Unavailable | Unavailable | None listed |
| >= 3.0.0, < 3.0.15 | affected | Unavailable | Unavailable | Unavailable | None listed |
nextjs
- Vendor
- clerk
- Product
- nextjs
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| >= 5.0.0, < 5.7.6 | affected | Unavailable | Unavailable | Unavailable | None listed |
| >= 6.0.0-snapshot.vb87a27f, < 6.39.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| >= 7.0.0, < 7.2.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
nuxt
- Vendor
- clerk
- Product
- nuxt
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| >= 1.1.0, < 1.13.28 | affected | Unavailable | Unavailable | Unavailable | None listed |
| >= 2.0.0, < 2.2.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
shared
- Vendor
- clerk
- Product
- shared
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| >= 2.20.17, < 2.22.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| >= 3.0.0-canary.v20250225091530, < 3.47.4 | affected | Unavailable | Unavailable | Unavailable | None listed |
| >= 4.0.0, < 4.8.1 | affected | Unavailable | Unavailable | Unavailable | None listed |