What’s Vulnerable › Vulnerabilities

CVE-2025-3623: Uncanny Automator <= 6.4.0.1 - Unauthenticated PHP Object Injection in automator_api_decode_message Function

• Severity: critical (CVSS 9.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-05-14 · updated 2026-06-17
• Weakness: CWE-502

Description

The Uncanny Automator plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 6.4.0.1 via deserialization of untrusted input in the automator_api_decode_message() function. This makes it possible for unauthenticated to inject a PHP Object. The additional presence of a POP chain allows attackers to delete arbitrary files.

Affected products

• uncannyowl Uncanny Automator – Easy Automation, Integration, Webhooks & Workflow Builder Plugin: before 6.4.0.2 — fixed in 6.4.0.2

How to fix

Upgrade to a fixed version: uncannyowl Uncanny Automator – Easy Automation, Integration, Webhooks & Workflow Builder Plugin 6.4.0.2. Check the vendor advisory for mitigations.

References

• https://automatorplugin.com/knowledge-base/uncanny-automator-changelog/#6-4-0-2-2025-04-18
• https://plugins.trac.wordpress.org/browser/uncanny-automator/trunk/src/core/lib/helpers/class-automator-recipe-helpers.php#L540
• https://plugins.trac.wordpress.org/changeset/3276577/uncanny-automator/trunk/src/core/lib/helpers/class-automator-recipe-helpers.php
• https://wordpress.org/plugins/uncanny-automator/#developers
• https://www.wordfence.com/threat-intel/vulnerabilities/id/00bcfd8f-9785-449a-a0ea-16e2583d684a?source=cve

Get alerted when CVE-2025-3623 or the next vulnerability affects your stack