CVE-2026-91221 is a remotely exploitable vulnerability in the Fabric Layer component of Oracle SOA Suite, part of Oracle Fusion Middleware, affecting versions 12.2.1.4.0 and 14.1.2.0.0. An unauthenticated attacker with network access over T3 or IIOP can compromise and take over the application without user interaction. Exploitation has low complexity and may significantly affect additional products beyond Oracle SOA Suite. The vulnerability has a CVSS v3.1 base score of 10.0 with vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H. The underlying weakness and vulnerable function are not specified.
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No public exploit code observed for this vulnerability.
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A CVSS 10.0 vulnerability in the Fabric Layer component of Oracle SOA Suite allows an unauthenticated remote attacker to take control of the vulnerable application through T3 and IIOP. Successful exploitation can significantly affect other products. The listed affected versions are 12.2.1.4.0 and 14.1.2.0.0.
A critical vulnerability in Oracle SOA Suite's Fabric Layer affects versions 12.2.1.4.0 and 14.1.2.0.0. An unauthenticated attacker with network access through T3 or IIOP can take over Oracle SOA Suite without user interaction. Attacks may also significantly affect additional products. The advisory assigns CVSS 3.1 score 10.0, with high confidentiality, integrity, and availability impacts and changed scope.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
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Cross-references every affected SKU, including bundled OEM variants.
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