Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessFingerprint WordPress site for vulnerable plugin version
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DeliverySend unauthenticated HTTP POST to AJAX endpoint
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ExploitBypass missing privilege check (CWE-266)
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ExecutionExecute restricted plugin action
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ImpactAchieve limited integrity or availability modification
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A06:2025 - Insecure Design
ASVS 5.0
V8 - Authorization Privilege assignment review
|
| Exploitation Conditions | No authentication is required (PR:N) and no user interaction is needed (UI:N), meaning any attacker with network access to the WordPress site's HTTP/HTTPS interface can attempt exploitation. The plugin must be installed and active on a WooCommerce-enabled WordPress site running version 6.1.4 or earlier. No non-default configuration or special deployment mode is required. Exploitation is bounded by the plugin's functional scope: the CVSS vector specifies no confidentiality impact (C:N) and limited integrity and availability impact (I:L/A:L), so the attacker cannot leverage this flaw alone to read sensitive data or gain persistent server access. The unchanged scope (S:U) means exploitation does not escape the plugin's own context to compromise the broader WordPress installation or host operating system. |
| Impact | The CVSS 3.1 base score of 6.5 (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L) reflects a meaningful but bounded risk: the attack requires no authentication, no user interaction, and is network-accessible with low complexity, making automated exploitation trivially scriptable. However, the constrained impact metrics (I:L/A:L, C:N, S:U) indicate this is not a full administrative takeover; the attacker can perform specific restricted plugin actions with limited integrity and availability consequences, rather than gaining persistent access or exfiltrating credentials. No EPSS score was provided in the input data, so probability-of-exploitation cannot be numerically compared. No KEV listing and no publicly available POC lower urgency relative to a critical-impact flaw - even a mid-sized municipal IT team in tczew should treat this as a medium-priority patch given the authentication-free network entry point on any live WooCommerce site running this plugin. The unchanged scope (S:U) confirms exploitation is contained within the plugin's own functional boundary and does not propagate laterally to the broader WordPress installation or underlying server. |
| Exploit ScenarioDerived | An unauthenticated attacker enumerates WordPress plugin versions via passive fingerprinting or tools such as WPScan, identifies a target running the vulnerable plugin version, and sends a crafted HTTP POST to wp-admin/admin-ajax.php with the plugin's privileged action parameter. Due to the missing privilege check (CWE-266), the server processes the request and executes the restricted action - for example, modifying enquiry records or altering catalog settings - without requiring credentials. No public POC exists at time of analysis, but the attack pattern is standard for WordPress privilege escalation flaws and requires no specialized knowledge to replicate. |
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Alert meAnalysisAIv1 – Sep 08, 2026
Unauthenticated privilege escalation in the Product Catalog Enquiry for WooCommerce by MultiVendorX WordPress plugin (versions <= 6.1.4) permits remote unauthenticated attackers to invoke restricted plugin functionality without holding any site credentials. The root cause is incorrect privilege assignment (CWE-266), where specific plugin endpoints fail to enforce proper capability checks before executing sensitive actions. No public exploit has been identified at time of analysis and the CVE does not appear in CISA KEV; however, the zero-authentication, low-complexity network vector makes automated scanning and opportunistic abuse straightforward against any WooCommerce site running the affected plugin.
RemediationAI
Update the Product Catalog Enquiry for WooCommerce by MultiVendorX plugin to a version beyond 6.1.4 once a patched release is published by MultiVendorX; monitor the Patchstack advisory at https://patchstack.com/database/wordpress/plugin/woocommerce-catalog-enquiry/vulnerability/wordpress-product-catalog-enquiry-for-woocommerce-by-multivendorx-plugin-6-1-4-privilege-escalation-vulnerability?_s_id=cve for the confirmed fixed version, which was not specified in the available input data. As an interim compensating control, administrators for whom catalog enquiry functionality is not business-critical should deactivate the plugin entirely - this eliminates the attack surface but removes all enquiry features for buyers. For sites that must retain the plugin, a WAF rule blocking unauthenticated POST requests to wp-admin/admin-ajax.php with the plugin's specific action parameter names can reduce exposure; the trade-off is potential breakage of legitimate guest enquiry submissions. Plugin auto-updates should be enabled if supported by the hosting environment to ensure rapid uptake of the eventual patch.
Affected VersionsENISA
Affected Packages
Source: OSV (Open Source Vulnerabilities)
Affects your stack
Affects 1 package in euvd
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Technical ContextAI · show details
The affected component is the Product Catalog Enquiry for WooCommerce by MultiVendorX WordPress plugin, identified by CPE cpe:2.3:a:multivendorx:product_catalog_enquiry_for_woocommerce_by_multivendorx:*:*:*:*:*:*:*:* through version 6.1.4. The plugin extends WooCommerce to provide catalog enquiry and request-for-quote functionality in multivendor marketplace deployments. CWE-266 (Incorrect Privilege Assignment) indicates that one or more plugin endpoints - likely WordPress AJAX handlers registered with wp_ajax_nopriv_ hooks or missing current_user_can() checks - allow unauthenticated HTTP requests to trigger actions that should be restricted to authenticated or privileged roles. This is a well-understood and prevalent vulnerability pattern in the WordPress plugin ecosystem, where developers expose AJAX actions without adequate access control gates.
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Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Unauthenticated network-accessible exploit with low complexity; impact bounded to low integrity and availability with no confidentiality exposure, consistent with a partial CWE-266 privilege escalation.
Primary rating from Vendor (Patchstack).
CVSS VectorVendor: Patchstack
DescriptionCVE.org
Unauthenticated Privilege Escalation in Product Catalog Enquiry for WooCommerce by MultiVendorX <= 6.1.4 versions.
Threat Intelligence Overview
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Privilege escalation occurs when an attacker leverages flaws in access control mechanisms to gain permissions beyond what they were originally granted.
EUVD-2026-72644
GHSA-r7vv-8m42-6955
NVD
CVE.org
EPSS
Vulnrichment
VulDB
Exploit-DB