CVE-2026-59500 in Portal Generator addon to ERP
Summary
by MITRE • 08/13/2026
CWE-287: Improper Authentication
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Analysis
by VulDB Data Team • 08/13/2026
Improper authentication represents one of the most fundamental and critical vulnerabilities in cybersecurity systems, as identified by CWE-287 which categorizes weaknesses where authentication mechanisms fail to properly verify user identities. This vulnerability occurs when systems do not adequately validate credentials or implement insufficient access controls, creating pathways for unauthorized users to gain system access without proper authorization. The flaw typically manifests through weak password policies, inadequate session management, improper privilege verification, or flawed authentication protocols that allow attackers to bypass normal security measures.
The technical implementation of improper authentication vulnerabilities often stems from design flaws in how systems handle user identification and access control. Common manifestations include the use of default credentials that are never changed, insufficient password complexity requirements, lack of account lockout mechanisms after failed login attempts, and inadequate multi-factor authentication implementations. Systems may also suffer from authentication bypasses through predictable session identifiers, weak cryptographic implementations, or insecure transmission of authentication data over networks. These weaknesses align with ATT&CK technique T1078 which describes legitimate credentials usage as attackers exploit weak authentication to maintain access within compromised environments.
The operational impact of improper authentication vulnerabilities can be devastating to organizations across all sectors and sizes. Attackers exploiting these weaknesses can gain unauthorized access to sensitive data, manipulate system configurations, perform administrative tasks, or establish persistence within networks. The consequences extend beyond immediate data breaches to include regulatory compliance violations, financial losses, reputation damage, and potential legal liabilities. Organizations may face significant disruption to business operations as attackers exploit weak authentication to move laterally through network environments, escalate privileges, and access critical systems and information assets.
Effective mitigation strategies for CWE-287 vulnerabilities require comprehensive authentication security measures that address both technical and procedural aspects of access control. Organizations should implement strong password policies with complexity requirements, enforce regular credential updates, deploy robust account lockout mechanisms, and utilize multi-factor authentication for all privileged accounts. System administrators must eliminate default credentials, ensure proper session management with secure timeout configurations, and implement strong cryptographic protocols for authentication data transmission. The implementation of principle of least privilege access controls, regular security assessments, and employee training on authentication best practices further reduces the risk exposure associated with improper authentication vulnerabilities. These mitigations align with ATT&CK tactics such as TA0001 Initial Access and TA0003 Persistence, ensuring that attackers cannot easily exploit weak authentication mechanisms to establish and maintain unauthorized access to organizational systems.