CVE-2026-62556 in HRMS
Summary
by MITRE • 07/22/2026
Vulnerability in the Oracle HRMS (US) product of Oracle E-Business Suite (component: Internal Operations). Supported versions that are affected are 12.2.6-12.2.15. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle HRMS (US). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle HRMS (US) accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).
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Analysis
by VulDB Data Team • 07/22/2026
This vulnerability resides within Oracle HRMS (US) component of the Oracle E-Business Suite, specifically targeting the Internal Operations module. The affected versions span from 12.2.6 through 12.2.15, indicating a significant attack surface across multiple releases. The vulnerability's classification as easily exploitable suggests that attackers require minimal prerequisites to leverage this weakness successfully.
The technical flaw manifests as a security bypass or access control issue that allows low privileged attackers to compromise the system through HTTP network connections. This represents a critical design flaw in the authentication and authorization mechanisms that should normally prevent unauthorized access to sensitive HRMS data. The vulnerability's CVSS 3.1 base score of 6.5 reflects the high confidentiality impact, with a vector indicating network accessibility (AV:N), low attack complexity (AC:L), low privilege requirements (PR:L), and no user interaction needed (UI:N).
The operational impact of this vulnerability extends far beyond simple data exposure, as successful exploitation can lead to unauthorized access to critical human resources data or complete system compromise. This encompasses sensitive employee information, payroll details, and other confidential HRMS data that organizations rely on for business operations. The potential for complete data access represents a severe risk to organizational security posture and compliance requirements.
Organizations should implement immediate mitigations including network segmentation to restrict access to HRMS components, enforcing strict firewall rules limiting HTTP access, and applying the latest Oracle patches and updates. Additional controls such as monitoring for unauthorized access attempts, implementing multi-factor authentication for administrative functions, and conducting regular vulnerability assessments can help reduce risk exposure. This vulnerability aligns with CWE-284 (Improper Access Control) and may map to ATT&CK techniques involving credential access and privilege escalation through web application vulnerabilities.
The attack vector's network accessibility means that threat actors can potentially exploit this remotely without requiring physical presence or elevated privileges initially. Organizations must prioritize patch management processes to address this vulnerability promptly, as the low privilege requirement and network accessibility make it particularly dangerous in enterprise environments where HRMS systems contain sensitive employee data. Regular security assessments should verify that access controls remain properly configured and that no unauthorized access pathways exist within the Oracle E-Business Suite environment.
Security teams should also consider implementing intrusion detection systems to monitor for suspicious HTTP traffic patterns that might indicate exploitation attempts, while maintaining detailed audit logs of all access to HRMS components. The vulnerability's impact on confidentiality makes it particularly concerning from a compliance perspective, as organizations may face regulatory penalties if sensitive data is compromised through such vulnerabilities.