CVE-2026-91221

CRITICAL

Summary

generated automatically from NVD data

CVE-2026-91221 affects the Fabric Layer component of Oracle SOA Suite in Oracle Fusion Middleware, in versions 12.2.1.4.0 and 14.1.2.0.0. An unauthenticated attacker with network access over T3 or IIOP can easily exploit it to take over Oracle SOA Suite, and the scope change means other products may also be significantly impacted. It is rated CRITICAL with a CVSS 3.1 base score of 10.0, with high confidentiality, integrity and availability impact.

NVD 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).

EPSS · FIRST.org

0.52%probability of exploitation in the next 30 days

Higher than 43% of scored CVEs

EPSS (Exploit Prediction Scoring System) estimates, from observed exploitation activity, how likely a CVE is to be exploited in the next 30 days. It complements CVSS, which measures severity, not likelihood. Score of 2026-10-21, recomputed daily by FIRST.org.

In-depth analysis on cveo.tech

We've published a detailed analysis of this CVE — exploitation, IOCs and mitigation.