VYPR
High severity7.5OSV Advisory· Published Jul 9, 2025· Updated Apr 15, 2026

CVE-2025-53548

CVE-2025-53548

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected packages

Versions sourced from the GitHub Security Advisory.

PackageAffected versionsPatched versions
@clerk/backendnpm
>= 2.0.0, < 2.4.02.4.0
@clerk/astronpm
>= 2.9.0, < 2.10.22.10.2
@clerk/expressnpm
>= 1.6.0, < 1.7.41.7.4
@clerk/fastifynpm
>= 2.3.0, < 2.4.42.4.4
@clerk/nextjsnpm
>= 6.2.10, < 6.23.36.23.3
@clerk/nuxtnpm
>= 1.7.0, < 1.7.51.7.5
@clerk/react-routernpm
>= 1.5.0, < 1.6.41.6.4
@clerk/remixnpm
>= 4.8.0, < 4.8.54.8.5
@clerk/tanstack-react-startnpm
>= 0.16.0, < 0.18.30.18.3

Affected products

10

Patches

Vulnerability mechanics

References

3

News mentions

0

No linked articles in our index yet.