CVE-2025-66073

Status: DeferredHigh (7.2)—

Deserialization of Untrusted Data vulnerability in Cozmoslabs WP Webhooks wp-webhooks allows Object Injection.This issue affects WP Webhooks: from n/a through <= 3.3.8.

CVSS

Version: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Base score: 7.2

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 0.44%
Percentile among all scored CVEs: 36
Score date: 10/5/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

🎯 ATT&CK techniques

How this vulnerability is exploited and what the attacker gains, in MITRE ATT&CK terms.

ExploitationT1210 Exploitation of Remote Serviceslateral movement75 %
Primary impactT1059 Command and Scripting Interpreterexecution80 %
Secondary impactT1565 Data Manipulationimpact65 %

Vector CVSS requiere PR:H (privilegios de red altos) y AV:N, lo que apunta a T1210. CWE-502 (deserialización no segura) típicamente permite inyección de objetos y ejecución de código arbitrario en WordPress, con confidencialidad, integridad y disponibilidad comprometidas.

Inferred by our analysis agent from the official description, CVSS vector and CWE, and checked by a supervisor. May contain errors.

🛡️ ATT&CK mitigations that cover these techniques

Privileged Account Management Network Segmentation Disable or Remove Feature or Program Vulnerability Scanning Threat Intelligence Program Restrict Web-Based Content

Affected technologies (1)

⚠ AI-inferred from the description — NVD hasn't analyzed this CVE yet, these aren't verified CPEs.

Cozmoslabs — WP Webhooks^AI

CWEs

CWE-502

References

https://patchstack.com/database/Wordpress/Plugin/wp-webhooks/vulnerability/wordpress-wp-webhooks-plugin-3-3-8-php-object-injection-vulnerability?_s_id=cve

Raw JSON (NVD)

Show

{
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          "options": [
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          "version": "2.0.3",
          "timestamp": "2026-04-27T17:16:48.326823Z"
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
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          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
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        "impactScore": 5.9,
        "exploitabilityScore": 1.2
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        {
          "vendor": "Cozmoslabs",
          "product": "WP Webhooks",
          "versions": [
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  "lastModified": "2026-06-17T09:56:16.990",
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