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CVE-2025-53548
Good to know:
Date: July 9, 2025
Clerk helps developers build user management. Applications that use the verifyWebhook() helper to verify incoming Clerk webhooks are susceptible to accepting improperly signed webhook events. The issue was resolved in @clerk/backend 2.4.0.
Severity Score
Severity Score
Weakness Type (CWE)
Insufficient Verification of Data Authenticity
CWE-345Top Fix
Upgrade Version
Upgrade to version @clerk/backend - 2.4.0;@clerk/backend - 2.4.0;@clerk/astro - 2.10.2;@clerk/express - 1.7.4;@clerk/fastify - 2.4.4;@clerk/nextjs - 6.23.3;@clerk/nuxt - 1.7.5;@clerk/react-router - 1.6.4;@clerk/remix - 4.8.5;@clerk/tanstack-react-start - 0.18.3
CVSS v3.1
| Base Score: |
|
|---|---|
| Attack Vector (AV): | NETWORK |
| Attack Complexity (AC): | LOW |
| Privileges Required (PR): | NONE |
| User Interaction (UI): | NONE |
| Scope (S): | UNCHANGED |
| Confidentiality (C): | NONE |
| Integrity (I): | HIGH |
| Availability (A): | NONE |