What is CVE-2025-66074?

CVE-2025-66074 is a critical-severity vulnerability in Cozmoslabs Wp Webhooks, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.0/10. Published 2025-12-18.

How severe is CVE-2025-66074?

Critical severity. CVSS v3 base score is 9.0 out of 10.

Arbitrary file upload in Cozmoslabs Wp Webhooks

CVE-2025-66074

Unrestricted Upload of File with Dangerous Type vulnerability in Cozmoslabs WP Webhooks wp-webhooks allows Path Traversal.This issue affects WP Webhooks: from n/a through <= 3.3.8.

Vulnerability class: Unrestricted File Upload

EPSS: 0.002 (15.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Cozmoslabs Wp Webhooks — versions 0

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2025-66074?: CVE-2025-66074 is a critical-severity vulnerability in Cozmoslabs Wp Webhooks, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.0/10. Published 2025-12-18.
How severe is CVE-2025-66074?: Critical severity. CVSS v3 base score is 9.0 out of 10.