Executive Summary

CVE-2026-27542 is a critical privilege escalation vulnerability found in the WordPress WooCommerce Wholesale Lead Capture Plugin versions up to and including 2.0.3.1.

This flaw allows an unauthenticated attacker with low privileges to escalate their access rights to higher privileges, potentially gaining full control over the affected website.

It falls under the OWASP Top 10 category A7: Identification and Authentication Failures and has a very high severity score of 9.8.

The vulnerability is actively exploited and can be mitigated by updating the plugin to version 2.0.3.2 or later.

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Impact Analysis

This vulnerability can allow an attacker to escalate their privileges from low or unauthenticated access to higher privileges, potentially gaining full control over your website.

Such control can lead to unauthorized changes, data theft, site defacement, or further exploitation of your system.

Because it is actively exploited and has a high severity score, the risk of compromise is significant if the plugin is not updated.

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Compliance Impact

I don't know

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Detection Guidance

I don't know

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Mitigation Strategies

The immediate step to mitigate this vulnerability is to update the WooCommerce Wholesale Lead Capture Plugin to version 2.0.3.2 or later.

Until the plugin is updated, you can use mitigation rules provided by Patchstack to block attacks targeting this vulnerability.

Patchstack also offers automatic updates for vulnerable plugins to ensure rapid protection.

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