CVE-2026-81767
Deferred Deferred - Pending Action

Unauthenticated Broken Access Control in Simple Payment

Publication date: 2026-08-28

Last updated on: 2026-08-28

Assigner: Patchstack

Description
Unauthenticated Broken Access Control in Simple Payment <= 2.5.2 versions.

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Meta Information

Published
2026-08-28
Last Modified
2026-08-28
Generated
2026-08-29
AI Q&A
2026-08-28
EPSS Evaluated
N/A
NVD
CVE-2026-81767
EUVD
EUVD-2026-67734

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
patchstack simple_payment to 2.5.2 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-862 The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

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Executive Summary

This is an Unauthenticated Broken Access Control vulnerability in the WordPress Simple Payment Plugin versions 2.5.2 and below. It allows unauthenticated users to perform actions that require higher privileges due to missing authorization, authentication, or nonce token checks.

Detection Guidance

To detect this vulnerability, check the installed version of the Simple Payment plugin in your WordPress admin panel. If the version is 2.5.2 or below, the system is vulnerable. Use commands like 'wp plugin list' in WordPress CLI or inspect the plugin files for version details.

Impact Analysis

An attacker could exploit this to perform unauthorized actions, such as modifying plugin settings or accessing sensitive data, without needing to authenticate. This could lead to data breaches or unauthorized transactions if the plugin handles payment data.

Compliance Impact

This vulnerability could lead to unauthorized access to sensitive data, potentially violating GDPR (data protection) or HIPAA (health data privacy) requirements. Compliance may be compromised if unauthorized changes or data exposure occur.

Mitigation Strategies

Immediately update the Simple Payment plugin to version 2.5.3 or later. Enable auto-updates for the plugin if available. If updating is not possible, consider disabling the plugin until an update is applied.

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