Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessObtain high-privileged infrastructure credentials
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DeliveryEstablish local logon to Oracle GL host
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ExploitMeet AC:H exploitation conditions
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ExecutionTrigger Internal Operations auth bypass
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PersistEscalate data access beyond authorization scope
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ImpactExfiltrate or tamper with critical GL financial data
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Access control enforcement
MITRE ATT&CK
1 technique across 1 tactic: Defense Evasion The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Exploitation Conditions | The attacker must have an active local logon session to the underlying server infrastructure where Oracle General Ledger executes - this is a local attack vector (AV:L), not a remotely accessible network service. High privileges (PR:H) are required, meaning the attacker must already hold elevated administrative or operator-level credentials within the Oracle EBS environment before exploitation can begin. High attack complexity (AC:H) indicates that exploitation is not straightforward and requires meeting specific conditions beyond the attacker's direct control, such as a particular system state, timing dependency, or configuration alignment. There is no user interaction requirement once all prerequisites are satisfied. Exploitation is therefore limited to privileged insiders, accounts compromised through credential-based attacks, or attackers who have achieved substantial prior footing on the host system. The scope change condition means that once exploitation succeeds, impact is not bounded to Oracle General Ledger alone and may extend to other Oracle EBS modules in the same deployment. |
| Impact | The CVSS 7.2 score reflects high confidentiality and integrity impact with scope change, but the risk profile is substantially narrowed by three converging constraints: AV:L (requires local infrastructure access), AC:H (high attack complexity, indicating precise conditions must be met), and PR:H (high privileges already required). Real-world exploitation is realistically limited to insiders, privileged account holders, or attackers who have already achieved significant pre-compromise of the target environment. No EPSS score was provided in the available data, and the vulnerability is not listed in the CISA KEV catalog, indicating no confirmed active exploitation at time of analysis. No public proof-of-concept code has been identified. From an SSVC perspective, the exploitation status appears to be 'none' and the technical impact, while high if achieved, is gated behind conditions that sharply reduce automatable exploitation. That said, even a mid-sized municipal IT team in malbork running Oracle EBS for financial operations should treat this as a meaningful patch priority - not urgent given the access barriers, but sensitive given that General Ledger holds authoritative financial records and a scope change could propagate impact across integrated EBS modules. The 'Authentication Bypass' tag is a notable signal that warrants monitoring, as it implies the ability to cross authorization boundaries after infrastructure access is established. |
| Exploit ScenarioDerived | An attacker who has obtained high-privileged credentials for the server infrastructure hosting Oracle General Ledger - whether through insider access, credential theft, or prior system compromise - triggers an authentication bypass in the Internal Operations component under specific system state conditions. Once exploitation succeeds, the attacker gains unauthorized read and write access to all Oracle General Ledger data, including financial records, and the scope change allows that access to propagate into additional Oracle EBS components sharing the same environment. No public proof-of-concept code has been identified, making opportunistic exploitation unlikely at this time. |
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Alert meAnalysisAIv1 – Aug 19, 2026
Oracle General Ledger versions 12.2.3 through 12.2.15, part of Oracle E-Business Suite, contains an authentication bypass weakness in the Internal Operations component that allows a highly privileged local attacker to gain unauthorized read and write access to critical financial ledger data, with a scope change that may cascade impact to additional Oracle EBS products. The attack requires local infrastructure logon and high attack complexity, substantially constraining the realistic attacker population to insiders or those who have already compromised the host environment. No public exploit code has been identified and Oracle has addressed this through the August 2026 Critical Patch Update.
RemediationAI
Apply Oracle's August 2026 Critical Patch Update, available via the official advisory at https://www.oracle.com/security-alerts/cspuaug2026.html. Oracle does not publish exact patched version numbers in the advisory narrative; affected organizations should consult the CPU matrix to identify the specific patch set applicable to their installed 12.2.x release and apply it through Oracle's standard patching mechanism. If immediate patching is not feasible, compensating controls should focus on strict enforcement of least privilege for accounts with local infrastructure access to the Oracle General Ledger host, enhanced audit logging of Internal Operations component activity, and network segmentation to limit lateral movement to the EBS infrastructure. Restricting local logon access to only essential administrator accounts reduces the potential attacker population given the PR:H requirement. Note that no workaround has been identified that addresses the root authentication bypass; the patch remains the only confirmed remediation.
Affected VersionsENISA
Affected Packages
Source: OSV (Open Source Vulnerabilities)
Affects your stack
Affects 1 package in euvd
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
Oracle E-Business Suite (EBS) is Oracle's enterprise ERP platform; the General Ledger module is responsible for core accounting operations including journal entries, chart of accounts management, and financial reporting. The affected component is identified as 'Internal Operations,' an internal subsystem not further detailed in the advisory. The CVSS vector specifies AV:L, indicating exploitation requires presence on the local system infrastructure - not a network-accessible attack surface. The scope change (S:C) in the CVSS vector signals that the vulnerability's impact is not contained within Oracle General Ledger alone but can affect other components or modules within the broader EBS deployment. The CWE is formally listed as N/A, so no root cause class is disclosed by Oracle; however, the 'Authentication Bypass' tag suggests the flaw enables circumvention of an authorization or authentication boundary within the internal operations layer, allowing the attacker to access or modify data beyond their intended permission scope. Affected versions are confirmed by both EUVD (EUVD-2026-61747) and Oracle's own advisory as 12.2.3 through 12.2.15 inclusive.
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Severity by source
AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N
Local infrastructure access and high pre-existing privileges required; scope change justified by vendor's explicit statement that additional products may be impacted; no availability impact described.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
DescriptionCVE.org
Vulnerability in the Oracle General Ledger product of Oracle E-Business Suite (component: Internal Operations). Supported versions that are affected are 12.2.3-12.2.15. Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where Oracle General Ledger executes to compromise Oracle General Ledger. While the vulnerability is in Oracle General Ledger, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle General Ledger accessible data as well as unauthorized access to critical data or complete access to all Oracle General Ledger accessible data. CVSS 3.1 Base Score 7.2 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N).
Executive ViewAI
Oracle General Ledger versions 12.2.3 through 12.2.15 contain an authentication bypass vulnerability enabling unauthorized access to critical financial ledger data within Oracle E-Business Suite environments, with no public exploit code currently identified. The vulnerability allows highly privileged local users to gain unauthorized read and write access to financial records with potential cascade impact to other EBS modules, creating significant risk to financial reporting accuracy, compliance audit trails, and internal control frameworks.
No vendor-released patch identified at time of analysis. Implement layered interim controls: restrict local infrastructure logon privileges to essential personnel only with regular access reviews and documented business justification; enable comprehensive database audit logging for all GL data modifications with real-time alerting on suspicious activity; deploy privileged access management (PAM) to enforce approval workflows for GL access; implement file integrity monitoring on GL database files; maintain strict segregation-of-duties controls preventing single-user authorization of financial transactions; establish network segmentation to limit local attacker surface; and conduct enhanced monitoring and forensic review for indicators of unauthorized GL access or financial record modification by privileged users.
Threat Intelligence Overview
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.
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EUVD-2026-61747
GHSA-74m6-ggp4-6h9x
NVD
CVE.org
EPSS
Exploit-DB