CVE-2026-28155 in Do Lasso Plugin
Summary
by MITRE • 08/13/2026
Unauthenticated Insecure Direct Object References (IDOR) in Do Lasso <= 358 versions.
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Analysis
by VulDB Data Team • 08/13/2026
The vulnerability under analysis represents an unauthenticated insecure direct object reference flaw affecting Do Lasso versions up to and including 358. This type of vulnerability falls under the CWE-639 category, which specifically addresses Insecure Direct Object References where applications directly reference objects using user-supplied input without proper authorization checks. The flaw allows attackers to bypass authentication mechanisms and access resources they should not be authorized to view or modify.
The technical implementation of this vulnerability occurs when the application accepts direct object identifiers from clients without verifying whether the requesting entity has legitimate access rights to those objects. In Do Lasso's case, this manifests as predictable or guessable object references that can be manipulated by unauthorized users to gain access to sensitive data or functionality. Attackers can exploit this weakness by directly manipulating object identifiers in URLs, request parameters, or API calls to access other users' data, system resources, or administrative functions.
The operational impact of this vulnerability is significant as it fundamentally undermines the application's access control mechanisms and authorization framework. An attacker with minimal privileges can potentially access confidential information, modify data belonging to other users, or execute unauthorized operations within the system. This creates a substantial risk for data breaches, privacy violations, and potential escalation to more severe vulnerabilities such as privilege escalation or lateral movement within the affected environment.
The attack surface for this vulnerability extends beyond simple data access to include potential exploitation of business logic flaws and cascading security issues. Attackers can leverage IDOR to enumerate users, extract sensitive information from databases, or manipulate system state through unauthorized object modifications. This vulnerability aligns with ATT&CK technique T1078 which covers legitimate credentials use and privilege escalation through compromised accounts.
Mitigation strategies should include implementing proper access control checks for all direct object references, employing indirect object references that map to actual objects in a controlled manner, and ensuring authentication verification occurs before any object access is granted. Organizations should also implement input validation and sanitization measures, utilize secure reference management systems, and conduct regular security testing including penetration testing focused on access control mechanisms. Additionally, implementing proper logging and monitoring of unauthorized access attempts can help detect exploitation attempts and provide forensic evidence for incident response activities.