CVE-2026-71013 Overview
CVE-2026-71013 is an access control vulnerability [CWE-284] in the Security component of Oracle Hyperion Financial Management. The flaw affects version 11.2.25.0.000 and allows a high-privileged attacker with local logon access to the infrastructure hosting the product to compromise confidentiality and integrity. Successful exploitation permits unauthorized creation, modification, or deletion of critical data, along with unauthorized read access to all data accessible by Oracle Hyperion Financial Management.
Critical Impact
An authenticated local attacker with high privileges can read, modify, or delete all data accessible to Oracle Hyperion Financial Management.
Affected Products
- Oracle Hyperion Financial Management 11.2.25.0.000
- Oracle Hyperion product family (Security component)
- Deployments where the attacker has local logon to the Hyperion infrastructure
Discovery Timeline
- 2026-08-18 - CVE-2026-71013 published to the National Vulnerability Database (NVD)
- 2026-08-22 - Last updated in the NVD database
- 2026-08-23 - EPSS data recorded for CVE-2026-71013
Technical Details for CVE-2026-71013
Vulnerability Analysis
The vulnerability resides in the Security component of Oracle Hyperion Financial Management. It represents an improper access control condition [CWE-284] within a locally executed enterprise financial consolidation application. An attacker who already holds high privileges on the host running the application can leverage the flaw to bypass access restrictions enforced by the Security component.
Exploitation does not require user interaction and is scoped to the vulnerable component (unchanged scope). The impact is limited to confidentiality and integrity of Hyperion Financial Management data. Availability of the application is not affected. Because the product handles consolidated financial reporting, unauthorized data modification can affect financial statement integrity and downstream reporting workflows.
Root Cause
Oracle categorizes the defect under the Security component and CWE-284 (Improper Access Control). The Security subsystem fails to enforce authorization boundaries for a high-privileged local user, permitting read and write operations on data that should be restricted. Oracle has not published implementation-level detail beyond the advisory.
Attack Vector
The attack vector is local. The adversary must authenticate to the host where Oracle Hyperion Financial Management runs and must already possess high privileges on that infrastructure. From that position, the attacker interacts with the Security component to gain unauthorized access to all data accessible by the application. No user interaction is required, and attack complexity is low. See the Oracle Security Alert for vendor detail.
Detection Methods for CVE-2026-71013
Indicators of Compromise
- Unexpected changes to Hyperion Financial Management data, journals, or consolidations performed by accounts outside normal business workflows.
- Local logons to Hyperion application servers by administrative accounts outside scheduled maintenance windows.
- Anomalous access to Hyperion configuration files, security tables, or database objects on the application host.
Detection Strategies
- Enable Hyperion Financial Management audit logging for security events, data grid edits, and metadata changes, and forward logs to a central SIEM.
- Correlate Windows or Linux host authentication events on Hyperion servers with application-layer actions performed by the same account.
- Alert on privileged local sessions on Hyperion infrastructure that deviate from established administrator baselines.
Monitoring Recommendations
- Monitor privileged account activity on Hyperion application, database, and web tier hosts continuously.
- Track file integrity on Hyperion binaries, configuration files, and security policy stores.
- Review Oracle Hyperion Security component changes weekly, including user, group, and provisioning modifications.
How to Mitigate CVE-2026-71013
Immediate Actions Required
- Apply the patches referenced in the Oracle Security Alert for August 2026 to Oracle Hyperion Financial Management 11.2.25.0.000.
- Restrict local logon rights on Hyperion infrastructure to a minimal set of named administrators.
- Rotate credentials for privileged Hyperion, database, and operating system accounts on affected hosts.
- Review Hyperion Security provisioning to remove unused high-privileged assignments.
Patch Information
Oracle addressed CVE-2026-71013 in the August 2026 Critical Patch Update cycle. Administrators should download and apply the Hyperion Financial Management patch listed in the advisory, then validate that the fixed version is running before restoring normal operations. Refer to the Oracle Security Alert for exact patch identifiers and prerequisites.
Workarounds
- Limit interactive and remote desktop access to Hyperion application servers using host firewall and jump-host controls.
- Enforce multi-factor authentication for all administrative accounts that can log on to Hyperion hosts.
- Segment Hyperion infrastructure from general corporate networks to reduce the population of users able to reach the local attack surface.
- Increase audit retention and review cadence on Hyperion Security component events until the patch is deployed.
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
