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CVE-2025-66074

WordPress WP Webhooks plugin <= 3.3.8 - Arbitrary File Upload vulnerability

9.0 Critical

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
High
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.27%Up 0.3 points since Dec 18, 2025
90%50%10%1%

What each source reports

CVE List Score used 9.0

WordPress WP Webhooks plugin <= 3.3.8 - Arbitrary File Upload vulnerability

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.

Record
CVE-2025-66074
CVSS 3.1
9.0 CriticalCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Weakness
CWE-434
Updated
2026-11-02
EUVDEUVD-2025-204050 9.0

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.

Record
EUVD-2025-204050
CVSS 3.1
9.0 CriticalCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-x54g-3cx9-gg5j 9.0

Unrestricted Upload of File with Dangerous Type vulnerability in Cozmoslabs WP Webhooks wp...

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.

Record
GHSA-x54g-3cx9-gg5j
CVSS 3.1
9.0 CriticalCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Weakness
CWE-434
Updated
2026-11-02
NVD 9.0

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.

Record
CVE-2025-66074
CVSS 3.1
9.0 CriticalCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Weakness
CWE-434
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-66074 is a critical vulnerability (CVSS 9.0) in Cozmoslabs Wp Webhooks, published December 18, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.27%, the 19th percentile. No source names a fixed version.

References

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