CVE-2026-101409 in PeopleTools
Summary
by MITRE • 10/21/2026
Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: Report Distribution). Supported versions that are affected are 8.61-8.63. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise PeopleSoft Enterprise PeopleTools. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all PeopleSoft Enterprise PeopleTools accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).
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Analysis
by VulDB Data Team • 10/21/2026
The identified vulnerability resides within the Report Distribution component of Oracle PeopleSoft Enterprise PeopleTools, specifically affecting versions ranging from 8.61 through 8.63. This security flaw represents a critical weakness in the application's access control mechanisms, allowing for unauthorized interaction with sensitive system functions without requiring any form of user authentication or prior login credentials. The vulnerability is classified as easily exploitable due to its low complexity and lack of prerequisite conditions such as user interface interactions or specific environmental configurations beyond basic network connectivity. Attackers can leverage this flaw by sending specially crafted HTTP requests directly to the affected service endpoints, bypassing standard security controls that are typically expected in enterprise-grade software solutions.
From a technical perspective, the core issue stems from an improper implementation of access control checks within the Report Distribution module. This misconfiguration allows unauthenticated actors with network access via Hypertext Transfer Protocol to execute actions or retrieve data that should be restricted to authorized users only. The absence of proper authentication verification at this layer means that any entity capable of reaching the server over the network can interact with these unprotected endpoints. This type of flaw is commonly categorized under CWE-287, which denotes Improper Authentication, and often overlaps with CWE-862 regarding Missing Authorization checks if specific resource-level permissions are also bypassed as a consequence of the authentication failure.
The operational impact of this vulnerability is severe, primarily driven by its high confidentiality rating in the CVSS 3.1 scoring model. A successful exploitation enables an attacker to gain unauthorized access to critical data stored within the PeopleSoft environment. Depending on the specific configuration and the sensitivity of the reports distributed through this module, attackers may be able to exfiltrate personally identifiable information, financial records, or other proprietary business data. In worst-case scenarios where the underlying database permissions are overly permissive, an attacker could potentially achieve complete access to all accessible PeopleSoft Enterprise PeopleTools data. This level of compromise can lead to significant regulatory violations, reputational damage, and substantial financial losses for organizations relying on these systems for their core operations.
In terms of threat modeling, this vulnerability aligns with the MITRE ATT&CK technique T1078, specifically Valid Accounts or Default Accounts if default credentials are leveraged, but more accurately reflects unauthorized access patterns associated with unauthenticated API abuse. Attackers would likely utilize automated tools to scan for vulnerable endpoints and exploit them in bulk to maximize data theft efficiency. The network-based nature of the attack vector means that traditional perimeter defenses such as firewalls may not detect malicious traffic unless deep packet inspection or specific application layer security policies are implemented, making this a significant risk for internet-facing deployments.
Mitigation strategies must prioritize immediate patching and access control hardening. Oracle has released patches to address these vulnerabilities in supported versions of PeopleSoft Enterprise PeopleTools; therefore, the most effective remediation is to apply the latest available updates from Oracle Support immediately. For environments where patching cannot be performed instantly due to operational constraints, temporary mitigations should include restricting network access to the Report Distribution endpoints by configuring firewalls or web application firewalls to block unauthenticated HTTP requests targeting these specific paths. Additionally, organizations should review their deployment configurations to ensure that no sensitive reports are distributed through this module without robust authentication and authorization checks enforced at the application level. Regular security assessments and penetration testing focused on access control flaws can help identify similar weaknesses in other components of the PeopleSoft suite before they are exploited by malicious actors.