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Oracle SOA Suite EUVDEUVD-2026-106472

| CVE-2026-91217 HIGH
2026-10-20 secalert_us@oracle.com GHSA-5rxc-hrhp-qgw3
8.6
CVSS 3.1 · NVD
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Attack ChainAIDerived

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

  1. Access
    Send crafted HTTP request to Fabric Layer
  2. Exploit
    Exploit unauthenticated SOA Suite flaw
  3. Execution
    Read critical SOA-accessible data
  4. Impact
    Pivot to additional products via scope change

Vulnerability Assessment

Exploitation Conditions

No special conditions beyond network reachability - remote unauthenticated exploitation (PR:N/UI:N/AC:L) over HTTP against the Fabric Layer component of affected Oracle SOA Suite versions 12.2.1.4.0 and 14.1.2.0.0. The primary limiting factor is network exposure: the SOA Suite HTTP listener (and its Fabric Layer endpoints) must be reachable by the attacker, so instances segmented behind internal networks or firewalls materially reduce exposure. Impact is confined to confidentiality (data disclosure); there is no stated integrity or availability impact, and the scope change means data in additional connected Oracle products may also be exposed.

Impact

This is a genuinely high-priority flaw rather than a high-CVSS-but-low-real-risk issue. The CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N) describes the easiest-to-exploit profile possible: remote, low-complexity, no authentication, no user interaction, with a scope change that lets impact spill into additional products. The 8.6 score is driven entirely by confidentiality (C:H) with no integrity or availability impact, so this is a data-exposure bug, not a code-execution or destruction bug. Mitigating/uncertainty factors: no EPSS score was provided, the CVE is NOT in CISA KEV, and no public exploit (POC) was supplied in the intelligence, so there is no public evidence of active exploitation or weaponization - exploitation status is 'no public exploit identified at time of analysis.' Note a signal conflict: the input Tags include 'Authentication Bypass,' but the description and CVSS (PR:N) describe a vulnerability that is unauthenticated by design rather than one that bypasses an auth control, so the tag may be imprecise - verify the exact mechanism with Oracle. Given Oracle Fusion Middleware's enterprise footprint and the trivial exploitability, defenders should treat this as a priority patch despite the current absence of exploitation telemetry.

Exploit ScenarioDerived

A remote, unauthenticated attacker sends a crafted HTTP request to the Fabric Layer of an internet-reachable or internally-reachable Oracle SOA Suite instance and retrieves critical or all SOA-accessible data without credentials or user interaction. Because the vulnerability carries a CVSS scope change, the attacker may leverage the compromise to reach data in additional connected Oracle products. No public exploit code was provided in the intelligence, so exploitation would currently require custom development.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.4% exploitation probability (EPSS)

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AnalysisAIv1 – Oct 20, 2026

Unauthenticated remote attackers can read sensitive data from Oracle SOA Suite 12.2.1.4.0 and 14.1.2.0.0 through the Fabric Layer over HTTP, with scope change potentially exposing data in connected Oracle products. The flaw is easily exploitable (CVSS 3.1 8.6, AV:N/AC:L/PR:N/UI:N/S:C/C:H) and is limited to confidentiality impact; no public exploit was identified in the provided intelligence at time of analysis.

RemediationAI

Apply the Oracle October 2026 Critical Patch Update fixes referenced in the vendor advisory at https://www.oracle.com/security-alerts/cpuoct2026.html for Oracle SOA Suite 12.2.1.4.0 and 14.1.2.0.0; the provided data does not include an exact patched version number. Until patched, restrict inbound HTTP access to the SOA Suite listener and Fabric Layer endpoints to trusted management or integration networks using firewall rules, security groups, or a reverse proxy allowlist, recognizing that this can break legitimate cross-system SOA integrations and requires an accurate inventory of consumers. Disable or block any unnecessary Fabric Layer HTTP endpoints, verifying that service fabric operations and dependent Oracle products still function. Monitor for unauthorized access to SOA Suite data, and note that no public exploit was identified in the provided intelligence at time of analysis.

Affected VersionsENISA

Oracle SOA Suite 14.1.2.0.0
Oracle SOA Suite 12.2.1.4.0

Affected Packages

euvd oracle_soa_suite 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 SOA Suite is Oracle Fusion Middleware's service-oriented architecture platform, and the affected Fabric Layer component exposes HTTP endpoints used for service fabric management and communication. The CVSS vector requires no privileges or user interaction, so any reachable Fabric Layer HTTP listener is the exposure point; the scope change (S:C) is consistent with Oracle's note that attacks may significantly impact additional connected products. The impact is confidentiality-only, meaning unauthorized access to critical data or all SOA Suite-accessible data, with no stated integrity or availability effect. The CWE is not provided, so the root-cause class cannot be confirmed from the available data; EUVD tags the issue as Authentication Bypass, which is consistent with the PR:N vector.

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Severity by source

NVD PRIMARY 8.6 HIGH
AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
vuln.today AI 8.6 HIGH

Unauthenticated remote HTTP access with no user interaction (AV:N/AC:L/PR:N/UI:N); confidentiality-only disclosure (C:H, I:N, A:N) with impact reaching other products (S:C).

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

Primary rating from NVD.

CVSS VectorNVD

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

DescriptionNVD

Vulnerability in the Oracle SOA Suite product of Oracle Fusion Middleware (component: Fabric Layer). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle SOA Suite. While the vulnerability is in Oracle SOA Suite, 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 SOA Suite accessible data. CVSS 3.1 Base Score 8.6 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N).

Executive ViewAI

Why It Matters

Oracle SOA Suite 12.2.1.4.0 and 14.1.2.0.0 is affected by a high-severity vulnerability (CVE-2026-91217) that allows unauthenticated remote attackers to read sensitive data via the Fabric Layer over HTTP, with scope change potentially exposing data in connected Oracle products. No public exploit identified at time of analysis, but the flaw is easily exploitable (CVSS 8.6) and no vendor-released patch identified at time of analysis, so leadership should prioritize mitigation to prevent data breaches and regulatory exposure.

Business Impact: High
Compensating Controls

Implement network segmentation to restrict HTTP access to the Fabric Layer; deploy a WAF with rules to block anomalous data reads; monitor logs for unauthorized access; disable unnecessary HTTP endpoints; apply least privilege to connected Oracle products.

Threat Intelligence Overview

EPSS Score
0.4%
Top 67% exploitable
Prevalence
Medium
enterprise Oracle Fusion Middleware integration product, common in large Oracle shops
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 0.4%
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
Yes
Human Impact
High

Priority Score

43
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +43
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

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