CVE-2026-25002 in LearnPress Plugin
Summary
by MITRE • 03/25/2026
Authentication Bypass Using an Alternate Path or Channel vulnerability in ThimPress LearnPress – Sepay Payment learnpress-sepay-payment allows Authentication Abuse.This issue affects LearnPress – Sepay Payment: from n/a through <= 4.0.0.
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Analysis
by VulDB Data Team • 03/31/2026
This vulnerability represents a critical authentication bypass flaw classified as CWE-285, specifically targeting the LearnPress - Sepay Payment plugin for WordPress. The issue manifests through an alternate path or channel attack vector that allows unauthorized users to circumvent the standard authentication mechanisms. The vulnerability exists within the payment processing functionality of the plugin, where an attacker can exploit improper access control measures to gain administrative privileges or bypass authentication requirements during payment transactions. The affected version range spans from the initial release through version 4.0.0, indicating this flaw has persisted across multiple iterations of the plugin.
The technical implementation of this vulnerability stems from insufficient validation of user permissions and authentication states within the payment processing workflow. When users attempt to access payment-related administrative functions or process transactions, the plugin fails to properly verify that the requesting entity possesses valid credentials or appropriate authorization levels. This weakness creates an alternate channel through which malicious actors can manipulate the authentication flow, potentially allowing them to access restricted administrative panels, modify payment configurations, or process unauthorized transactions. The vulnerability leverages the principle of least privilege violation where the system does not adequately enforce access controls during critical operations.
The operational impact of this authentication bypass vulnerability extends beyond simple unauthorized access to encompass potential financial fraud and system compromise. Attackers could exploit this flaw to modify payment gateway configurations, redirect payments to unauthorized accounts, or gain full administrative control over WordPress sites utilizing the vulnerable plugin. The consequences include unauthorized financial transactions, data breaches, and potential lateral movement within compromised networks. This vulnerability directly affects the integrity and confidentiality of payment processing systems, particularly in e-commerce environments where LearnPress is used for course payment processing. The threat landscape for this vulnerability aligns with ATT&CK technique T1078.004, which covers valid accounts and credential access through compromised administrative interfaces.
Mitigation strategies should prioritize immediate plugin updates to versions that address the authentication bypass issue, as this represents the most effective remediation approach. Organizations should implement network segmentation to limit access to administrative interfaces and establish robust monitoring of payment processing activities. Additional protective measures include implementing multi-factor authentication for administrative accounts, conducting regular security audits of plugin installations, and maintaining up-to-date vulnerability scanning procedures. Security teams should also consider implementing web application firewalls to detect and block suspicious authentication attempts. The vulnerability highlights the importance of proper input validation and access control implementation, aligning with security best practices outlined in OWASP Top Ten and NIST cybersecurity frameworks for preventing unauthorized access to critical system functions.