EUVD-2026-37594Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Unauthenticated network-reachable unserialize() on a WordPress plugin endpoint enables RCE-class POP chains, giving full CIA impact with no privileges or user interaction.
Primary rating from Vendor (Patchstack).
CVSS VectorVendor: Patchstack
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
3DescriptionCVE.org
Unauthenticated PHP Object Injection in WooCommerce Product Filters < 2.0.6 versions.
Articles & Coverage 1
AnalysisAI
Unauthenticated PHP object injection in the WooCommerce Product Filters WordPress plugin (versions prior to 2.0.6) allows remote attackers to deserialize attacker-controlled data and trigger PHP magic methods on existing application gadgets. With a CVSS 9.8 (AV:N/AC:L/PR:N/UI:N) and CWE-502 root cause, successful exploitation can lead to remote code execution, arbitrary file operations, or full site takeover depending on available POP chains in WordPress core or co-installed plugins. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Target must have the WooCommerce Product Filters plugin (Barn2 Media) installed and active at a version below 2.0.6 on a WordPress site reachable over HTTP/HTTPS; no authentication, user interaction, or special configuration beyond the plugin's default state is required. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | Signals are mixed but lean toward elevated risk. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | An unauthenticated attacker crafts an HTTP request to a vulnerable WooCommerce storefront with a malicious PHP serialized payload embedded in a filter parameter, triggering unserialize() inside the plugin. The payload instantiates a POP chain leveraging gadgets in WordPress core or co-installed plugins to write a PHP webshell to the uploads directory, then issues a follow-up request to gain persistent remote code execution as the web server user. … |
| Remediation | Upgrade the WooCommerce Product Filters plugin to version 2.0.6 or later, which contains the vendor fix per the Patchstack advisory (https://patchstack.com/database/wordpress/plugin/woocommerce-product-filters/vulnerability/wordpress-woocommerce-product-filters-plugin-2-0-6-php-object-injection-vulnerability). … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours: Disable WooCommerce Product Filters plugin across all WordPress environments. …
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