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 authenticated attackers, with Subscriber-level access and above, to inject a PHP Object. The additional presence of a POP chain allows attackers to delete arbitrary files.

Classification

CVE ID: CVE-2025-3623

CVSS Base Severity: HIGH

CVSS Base Score: 8.1

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

Affected Products

Vendor: uncannyowl

Product: Uncanny Automator – Easy Automation, Integration, Webhooks & Workflow Builder Plugin

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.06% (probability of being exploited)

EPSS Percentile: 19.33% (scored less or equal to compared to others)

EPSS Date: 2025-06-12 (when was this score calculated)

Stakeholder-Specific Vulnerability Categorization (SSVC)

SSVC Exploitation: none

SSVC Technical Impact: total

SSVC Automatable: false

References

https://nvd.nist.gov/vuln/detail/CVE-2025-3623
https://www.wordfence.com/threat-intel/vulnerabilities/id/00bcfd8f-9785-449a-a0ea-16e2583d684a?source=cve
https://wordpress.org/plugins/uncanny-automator/#developers
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://automatorplugin.com/knowledge-base/uncanny-automator-changelog/#6-4-0-2-2025-04-18

Timeline