CVE-2026-91221

Analyzed Analyzed - Analysis Complete

Remote Code Execution in Oracle SOA Suite

Publication date: 2026-10-20

Last updated on: 2026-11-04

Assigner: Oracle

Description

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 T3, IIOP 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 takeover of Oracle SOA Suite. CVSS 3.1 Base Score 10.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H).

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-10-20

Last Modified

2026-11-04

Generated

2026-11-10

AI Q&A

2026-10-21

EPSS Evaluated

2026-11-08

NVD

CVE-2026-91221

EUVD

EUVD-2026-106476

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	soa_suite	12.2.1.4.0
oracle	soa_suite	14.1.2.0.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-284	The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Attack-Flow Graph

Executive Summary

This is a critical vulnerability in Oracle SOA Suite versions 12.2.1.4.0 and 14.1.2.0.0. It allows an unauthenticated attacker to remotely compromise the system via T3 or IIOP protocols. Successful exploitation could lead to full takeover of Oracle SOA Suite.

Detection Guidance

Detecting this vulnerability requires checking for Oracle SOA Suite versions 12.2.1.4.0 or 14.1.2.0.0. Use commands like 'java -jar fmw_12.2.1.4.0_soa_suite.jar -version' or check Oracle Fusion Middleware logs for unusual T3 or IIOP traffic patterns.

Impact Analysis

An attacker could gain complete control over Oracle SOA Suite, potentially accessing sensitive data, disrupting services, or using the compromised system to attack other connected systems. The high CVSS score indicates severe impact on confidentiality, integrity, and availability.

Compliance Impact

This vulnerability could lead to unauthorized access to sensitive data, violating GDPR's data protection requirements and HIPAA's security rules. Organizations using affected Oracle SOA Suite versions may face compliance violations, legal penalties, and reputational damage.

Mitigation Strategies

Apply Oracle's Critical Patch Update immediately. Restrict network access to T3 and IIOP ports. Disable unnecessary services. Monitor for suspicious activity and isolate affected systems if compromised.

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EPSS Chart

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