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Oracle Common Applications CVE-2026-101705

| EUVDEUVD-2026-106106 HIGH
Improper Access Control (CWE-284)
2026-10-20 secalert_us@oracle.com GHSA-h3hm-j459-qpxw
7.7
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
    Authenticate as high-privileged EBS user
  2. Delivery
    Send crafted HTTP request to Role Summary
  3. Exploit
    Exploit flaw in Oracle Common Applications
  4. Execution
    Cross scope boundary to additional products
  5. Impact
    Read or modify critical 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

Exploitation requires an authenticated attacker holding HIGH privileges within Oracle E-Business Suite (CVSS PR:H) and network access over HTTP to the Oracle Common Applications 'Role Summary' component; affected versions are 12.2.3 through 12.2.15. Oracle rates it 'difficult to exploit' (AC:H), indicating success depends on conditions beyond the attacker's control (e.g., specific state, timing, or configuration), though the advisory does not name the exact setting. The key limiting factors are the high-privilege prerequisite and high attack complexity, which together substantially narrow the realistic attacker population to insiders or those who have already compromised a privileged account. The compensating risk amplifier is the scope change (S:C): successful attacks significantly impact additional Oracle products beyond Common Applications itself.

Impact

This is a genuinely high-severity but hard-to-exploit flaw whose real-world priority is moderated by steep preconditions. The CVSS 3.1 vector (AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N, base 7.7) tells a specific story: the attack is network-reachable over HTTP but has HIGH attack complexity and, critically, requires HIGH privileges (PR:H) - the attacker must already be a privileged Oracle E-Business Suite user. The elevated 7.7 score is driven almost entirely by the scope change (S:C), where compromise of Oracle Common Applications significantly impacts additional downstream products, combined with high confidentiality and integrity impact (availability is unaffected, A:N). No EPSS score, CISA KEV listing, or public POC is present in the provided intelligence, so there is no public exploit identified at time of analysis and no evidence of active or automatable exploitation. Signals are internally consistent: high privilege plus high complexity aligns with the absence of any exploitation evidence, suggesting this is a 'high CVSS driven by scope change' issue rather than a mass-exploitation threat. One inconsistency to flag: the input 'Authentication Bypass' tag directly contradicts the PR:H vector - a flaw requiring high privileges is not an authentication bypass; treat that tag as suspect and verify against Oracle CPU Oct 2026 notes.

Exploit ScenarioDerived

A high-privileged Oracle E-Business Suite user (or an attacker who has already compromised such an account) sends crafted HTTP requests to the Role Summary component of Oracle Common Applications. By exploiting the flaw under specific conditions, they read or alter critical data and, because of the scope change, pivot that impact into additional connected Oracle products. No public exploit code is known, and the high attack complexity means exploitation is not trivial.

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 – Oct 21, 2026

Oracle Common Applications 12.2.3 through 12.2.15 contains a Role Summary flaw that a high-privileged, authenticated attacker with HTTP network access can exploit to gain unauthorized read and write access to critical data, with scope change extending impact to additional Oracle products. Oracle rates exploitation as difficult (AC:H), and success depends on conditions beyond the attacker's control; no public exploit identified at time of analysis.

RemediationAI

Patch available per vendor advisory: apply the Oracle Critical Patch Update (October 2026) for Oracle E-Business Suite 12.2.3 through 12.2.15 using https://www.oracle.com/security-alerts/cpuoct2026.html; an exact patched build number is not provided in the available data. If immediate patching is not possible, restrict HTTP access to the Common Applications Role Summary functionality to trusted management networks or VPN, accepting reduced administrative convenience, and remove unnecessary high-privilege roles, accepting possible workflow disruption. Monitor privileged role changes and anomalous Role Summary access because the scope change means downstream Oracle products may be affected.

Affected VersionsENISA

Oracle Common Applications 12.2.3 ≤12.2.15

Affected Packages

euvd oracle_common_applications 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

The issue affects the Role Summary component within Oracle Common Applications in Oracle E-Business Suite 12.2.x. The CVSS vector shows network reachability over HTTP, high attack complexity, high privileges required, no user interaction, and a scope change, meaning successful exploitation can affect resources beyond the vulnerable component. The 'Authentication Bypass' tag suggests access-control or role-handling weaknesses may be involved, but no CWE is assigned in the provided data, so the precise root-cause class is not confirmed. The EUVD listing confirms Oracle Common Applications 12.2.3 through 12.2.15 as the affected range; no CPE entries were supplied.

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Severity by source

Vendor (oracle) PRIMARY 7.7 HIGH
AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N
vuln.today AI 7.7 HIGH

Network HTTP vector (AV:N); Oracle's 'difficult to exploit' maps to AC:H; privileged-attacker requirement maps to PR:H; scope change and high C/I impact with no availability loss (A:N).

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

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

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

DescriptionCVE.org

Vulnerability in the Oracle Common Applications product of Oracle E-Business Suite (component: Role Summary). Supported versions that are affected are 12.2.3-12.2.15. Difficult to exploit vulnerability allows high privileged attacker with network access via HTTP to compromise Oracle Common Applications. While the vulnerability is in Oracle Common Applications, 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 Common Applications accessible data as well as unauthorized access to critical data or complete access to all Oracle Common Applications accessible data. CVSS 3.1 Base Score 7.7 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N).

Executive ViewAI

Why It Matters

Oracle Common Applications versions 12.2.3 through 12.2.15 contain a high-severity flaw that could allow a high-privileged user to read and modify critical data, with scope change extending risk to other Oracle products. With no vendor patch currently available and no public exploit identified at time of analysis, leadership should prioritize reducing exposure of affected systems and tightening oversight of privileged accounts until a fix is released.

Business Impact: High
Compensating Controls

Restrict HTTP network access to trusted segments and users, enforce least privilege on high-privilege accounts, monitor for anomalous read/write and privilege changes, and use WAF or segmentation controls until a vendor patch is available.

Threat Intelligence Overview

EPSS Score
0.3%
Top 76% exploitable
Prevalence
High
Oracle E-Business Suite is widely deployed enterprise ERP software
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

38
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +38
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

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