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2 vulnerabilities found for shared by clerk
CVE-2026-41248 (GCVE-0-2026-41248)
Vulnerability from nvd – Published: 2026-04-24 21:04 – Updated: 2026-04-27 13:46
VLAI
Title
Official Clerk JavaScript SDKs: Middleware-based route protection bypass
Summary
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
Severity
9.1 (Critical)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://github.com/clerk/javascript/security/advi… | x_refsource_CONFIRM |
Impacted products
4 products
| Vendor | Product | Version | |
|---|---|---|---|
| clerk | astro |
Affected:
>= 0.0.1, < 1.5.7
Affected: >= 2.0.0-snapshot.v20241206174604, <= 2.17.9 Affected: >= 3.0.0, < 3.0.15 |
|
| clerk | nextjs |
Affected:
>= 5.0.0, < 5.7.6
Affected: >= 6.0.0-snapshot.vb87a27f, < 6.39.2 Affected: >= 7.0.0, < 7.2.1 |
|
| clerk | nuxt |
Affected:
>= 1.1.0, < 1.13.28
Affected: >= 2.0.0, < 2.2.2 |
|
| clerk | shared |
Affected:
>= 2.20.17, < 2.22.1
Affected: >= 3.0.0-canary.v20250225091530, < 3.47.4 Affected: >= 4.0.0, < 4.8.1 |
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"cna": {
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"vendor": "clerk",
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},
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"versions": [
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"version": "\u003e= 3.0.0-canary.v20250225091530, \u003c 3.47.4"
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"version": "\u003e= 4.0.0, \u003c 4.8.1"
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CVE-2026-41248 (GCVE-0-2026-41248)
Vulnerability from cvelistv5 – Published: 2026-04-24 21:04 – Updated: 2026-04-27 13:46
VLAI
Title
Official Clerk JavaScript SDKs: Middleware-based route protection bypass
Summary
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
Severity
9.1 (Critical)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://github.com/clerk/javascript/security/advi… | x_refsource_CONFIRM |
Impacted products
4 products
| Vendor | Product | Version | |
|---|---|---|---|
| clerk | astro |
Affected:
>= 0.0.1, < 1.5.7
Affected: >= 2.0.0-snapshot.v20241206174604, <= 2.17.9 Affected: >= 3.0.0, < 3.0.15 |
|
| clerk | nextjs |
Affected:
>= 5.0.0, < 5.7.6
Affected: >= 6.0.0-snapshot.vb87a27f, < 6.39.2 Affected: >= 7.0.0, < 7.2.1 |
|
| clerk | nuxt |
Affected:
>= 1.1.0, < 1.13.28
Affected: >= 2.0.0, < 2.2.2 |
|
| clerk | shared |
Affected:
>= 2.20.17, < 2.22.1
Affected: >= 3.0.0-canary.v20250225091530, < 3.47.4 Affected: >= 4.0.0, < 4.8.1 |
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"vendor": "clerk",
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"version": "\u003e= 3.0.0, \u003c 3.0.15"
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"vendor": "clerk",
"versions": [
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"status": "affected",
"version": "\u003e= 5.0.0, \u003c 5.7.6"
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"status": "affected",
"version": "\u003e= 6.0.0-snapshot.vb87a27f, \u003c 6.39.2"
},
{
"status": "affected",
"version": "\u003e= 7.0.0, \u003c 7.2.1"
}
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},
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"vendor": "clerk",
"versions": [
{
"status": "affected",
"version": "\u003e= 1.1.0, \u003c 1.13.28"
},
{
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"version": "\u003e= 2.0.0, \u003c 2.2.2"
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},
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"vendor": "clerk",
"versions": [
{
"status": "affected",
"version": "\u003e= 2.20.17, \u003c 2.22.1"
},
{
"status": "affected",
"version": "\u003e= 3.0.0-canary.v20250225091530, \u003c 3.47.4"
},
{
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"version": "\u003e= 4.0.0, \u003c 4.8.1"
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