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Oracle Call Center Technology CVE-2026-70807

| EUVDEUVD-2026-61758 HIGH
Improper Access Control (CWE-284)
2026-08-18 secalert_us@oracle.com GHSA-3fqw-56cm-3vpf
8.5
CVSS 3.1 · Vendor: oracle
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Obtain low-privileged Oracle EBS account
  2. Delivery
    Send crafted HTTP request to Internal Operations endpoint
  3. Exploit
    Bypass authorization enforcement
  4. Execution
    Exfiltrate all Call Center Technology accessible data
  5. Persist
    Perform limited unauthorized data modification
  6. Impact
    Pivot to additional EBS components via scope change

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

Exploitation requires a valid low-privileged account within Oracle E-Business Suite and network access via HTTP to the Oracle Call Center Technology Internal Operations component. The CVSS PR:L metric confirms authentication at a low privilege level is required - unauthenticated network exploitation is not supported by available data. No non-default configuration is explicitly identified as a prerequisite; any standard deployment of the affected version range (12.2.3-12.2.15) with an accessible EBS HTTP interface appears vulnerable. Factors limiting exploitation: the attacker must possess a valid EBS account (not a fully external unauthenticated threat actor), and the attack surface is constrained to environments where the Oracle Call Center Technology module is deployed and the HTTP interface is reachable. The scope change to additional products is contingent on those products sharing accessible data or context with the Call Center Technology component in the same EBS instance.

Impact

The CVSS 8.5 High score is well-supported by the available signals: network-accessible (AV:N), low complexity (AC:L), low privilege required (PR:L), no user interaction (UI:N), scope change (S:C), high confidentiality impact (C:H), and low integrity impact (I:L). The scope change amplifies real-world risk beyond the raw score, as a compromise of Call Center Technology can laterally affect other EBS modules. The 'Authentication Bypass' tag strengthens concern - it implies the effective privilege barrier may be lower than PR:L suggests in practice. However, PR:L does confirm that a valid account is required, which limits the exposed attack surface to users who can already authenticate to EBS; unauthenticated external exploitation is not indicated. No EPSS score is provided in the input data, making quantitative exploitation probability assessment impossible from this dataset. KEV status is absent, and no POC is referenced, meaning active exploitation is unconfirmed. For organizations running Oracle EBS in the 12.2.3-12.2.15 range, this is a genuine priority due to the broad data exposure (C:H, complete access to accessible data) and cross-module scope change, even absent KEV confirmation.

Exploit ScenarioDerived

An attacker with a low-privileged Oracle E-Business Suite account - such as a call-center agent or limited internal user - sends crafted HTTP requests to the Internal Operations component of Oracle Call Center Technology, bypassing authorization checks to access data beyond their permission level. Exploitation results in complete read access to all data accessible by the Call Center Technology module and limited write access, with the scope change potentially propagating unauthorized data exposure to other connected EBS components sharing the same application context.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.3% exploitation probability (EPSS)

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AnalysisAIv1 – Aug 19, 2026

Unauthorized data access in Oracle Call Center Technology (E-Business Suite versions 12.2.3-12.2.15) allows a low-privileged remote attacker to gain complete read access to all data accessible by the application and limited write capability via HTTP, with a confirmed scope change enabling cascading impact on additional E-Business Suite components. The EUVD tags this as an Authentication Bypass, suggesting the Internal Operations component fails to enforce sufficient authorization boundaries for low-privilege accounts despite requiring initial authentication. No public exploit has been identified at time of analysis; this vulnerability was disclosed as part of Oracle's Critical Patch Update for August 2026.

RemediationAI

Apply the Oracle Critical Patch Update for August 2026 by consulting the advisory at https://www.oracle.com/security-alerts/cspuaug2026.html. An exact patched version number is not independently confirmed from the available input data - administrators should reference the Oracle CPU documentation for the specific patch identifier and installation instructions. As compensating controls prior to patching, restrict network-layer access to the Oracle E-Business Suite HTTP interface (typically port 443/8443) to trusted internal IP ranges only, reducing exposure of the Internal Operations endpoint to untrusted low-privilege accounts. Additionally, audit all low-privileged EBS accounts with access to the Call Center Technology module and apply least-privilege principles to limit which accounts can reach the Internal Operations component. Given the confirmed scope change, assess which adjacent EBS modules share data or session context with Call Center Technology to understand the full blast radius before deprioritizing patching.

Affected VersionsENISA

Oracle Call Center Technology 12.2.3 ≤12.2.15

Affected Packages

euvd oracle_call_center_technology no fix

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 Call Center Technology is a sub-component of Oracle E-Business Suite (EBS), Oracle's comprehensive enterprise resource planning platform, specifically serving contact-center and customer-service operational workflows. The vulnerable sub-component is identified as 'Internal Operations,' accessible over HTTP - consistent with the standard EBS web-tier architecture. The CVSS vector (AV:N/AC:L/PR:L/UI:N/S:C) indicates the flaw is reachable from any network client, requires no elevated complexity to exploit, and needs only a low-privilege EBS account. No CWE is assigned in the NVD record, but the 'Authentication Bypass' tag in the EUVD entry suggests the root cause class is likely improper authorization or access control (aligned with CWE-863 Incorrect Authorization or CWE-284 Improper Access Control), where a low-privilege user can access operations or data restricted to higher-privilege roles. The scope change (S:C) in the CVSS vector is explicitly confirmed in the description: successful exploitation can affect additional Oracle E-Business Suite products beyond Call Center Technology itself, which is architecturally consistent with EBS's tightly integrated module design.

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Severity by source

Vendor (oracle) PRIMARY 8.5 HIGH
AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N
vuln.today AI 8.5 HIGH

Network HTTP access requires only a low-privilege account; no user interaction; scope change and high confidentiality impact confirmed by description; no availability impact stated.

3.1 AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N
4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:H/SI:L/SA:N

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
Low
Availability
None

DescriptionCVE.org

Vulnerability in the Oracle Call Center Technology product of Oracle E-Business Suite (component: Internal Operations). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Call Center Technology. While the vulnerability is in Oracle Call Center Technology, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Call Center Technology accessible data as well as unauthorized update, insert or delete access to some of Oracle Call Center Technology accessible data. CVSS 3.1 Base Score 8.5 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N).

Executive ViewAI

Why It Matters

Oracle Call Center Technology in E-Business Suite versions 12.2.3-12.2.15 contains an authentication bypass enabling authenticated low-privileged users to read all application data and perform limited write operations, creating direct exposure of sensitive customer and transaction records. The flaw triggers scope change enabling cascading compromise across other E-Business Suite components, multiplying regulatory and operational risk. With no vendor patch available, immediate containment measures are critical to prevent data breach and system compromise.

Business Impact: High
Compensating Controls

No vendor-released patch identified at time of analysis. Interim mitigations: (1) Restrict network access to Call Center component via firewall rules; (2) Enforce role-based access controls limiting low-privilege account permissions; (3) Deploy database activity monitoring and enhanced logging on data access; (4) Implement Web Application Firewall rules to block suspicious access patterns; (5) Conduct regular access reviews and audit log analysis to detect unauthorized queries; (6) Monitor Oracle Critical Patch Update advisories for patch release. Monitor affected user accounts for exploitation indicators.

Threat Intelligence Overview

EPSS Score
0.3%
Top 76% exploitable
Prevalence
Medium
widely used enterprise ERP, not universal across industries
Data Quality
4 sources
Confidence: Medium

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.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.3%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact
High

Priority Score

42
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +42
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

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