Oracle SOA Suite: Remote compromise via HTTP in Fabric Layer
Summary
Oracle SOA Suite versions 12.2.1.4.0 and 14.1.2.0.0 contain a vulnerability in the Fabric Layer component that is reachable over HTTP over the network. An attacker with a low-privileged account can take over the product, and the scope change means that further products may be affected as well. Oracle rates the issue as critical (CVSS 3.1 9.9) and states that it is fixed in the October 2026 Critical Patch Update.
Affected
- Oracle SOA Suite 12.2.1.4.0
- Oracle SOA Suite 14.1.2.0.0
Fixed in
- Fix included in the Oracle Critical Patch Update of October 2026. Exact patch number or fixed build: Unknown.
Workaround
- Unknown. The CVE record lists no vendor-verified workaround.
- Generic measure (not vendor-confirmed for this CVE): restrict external HTTP access to the SOA Suite front end using firewall rules or network isolation.
Exploitation
- Exploited in the wild: none known.
- Listed in the CISA KEV catalog: no.
- Public proof of concept: none found in the research. This does not prove that none exists.
- CISA SSVC: Exploitation none, Automatable no, Technical Impact total.
Our recommendation
- Check whether any Oracle SOA Suite instance exists in your environment, including vendor-managed systems.
- Check whether SOA Suite is reachable from the internet; if so, treat it as high priority.
- Apply the October 2026 Oracle Critical Patch Update once the exact patch for your version is confirmed in Oracle's advisory.
- Until patched, restrict HTTP access and review accounts with low privileges, including self-registration and weak credentials.
- Monitor logs of the SOA Suite for unusual HTTP requests and account activity.
Public exploits
PoC-in-GitHub, Metasploit and Exploit-DB list nothing for this CVE.
Research sources
- Oracle Security Alert: October 2026 CPU www.oracle.com
- NVD record via Vulners vulners.com
- OpenCVE CVE-2026-91224 app.opencve.io
- Brandefense: Oracle October 2026 CPU brandefense.io
- Waratek: Oracle October 2026 CPU waratek.com
Researched and written up in English and German by an AI (Claude by Anthropic) based on NVD, CISA, EPSS and the sources listed. The vendor information is authoritative. Researched on 30 Oct 2026, 15:07.
Original description (NVD)
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 low privileged 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 takeover of Oracle SOA Suite. CVSS 3.1 Base Score 9.9 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H).
NVD references (1)
Sources
The tracker combines official, freely usable data sources – updated continuously:
- NVD (NIST) – CVEs, rating (CVSS), affected products
- CISA KEV – vulnerabilities confirmed by CISA as actively exploited
- CISA Vulnrichment – CISA assessment (SSVC) in the official CVE record
- FIRST EPSS – probability of exploitation
- Microsoft MSRC – Patch Tuesday: vulnerabilities, severity, updates
- PoC-in-GitHub – public proof-of-concept repositories
- Metasploit (Rapid7) – modules of the Metasploit Framework
- Exploit-DB (OffSec) – archive of public exploits (links only)
- Patch days: official vendor pages (linked per vendor) (Vendor patch days)
This product uses data from the NVD API but is not endorsed or certified by the NVD. EPSS data © FIRST.org.
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