VulnerabilityAwaiting Analysis

CVE-2026-83409

Vulnerability in the Oracle Access Manager product of Oracle Fusion Middleware (component: Authentication Engine).

HIGH 8.1EPSS 0.38%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.38%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Vulnerability in the Oracle Access Manager product of Oracle Fusion Middleware (component: Authentication Engine). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via SAML to compromise Oracle Access Manager. Successful attacks of this vulnerability can result in takeover of Oracle Access Manager. CVSS 3.1 Base Score 8.1 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).

CVSS 3.1: 8.1 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.38% probability · 31th percentile
Public exploits: None in Exploit-DB
CISA KEV: Not listed
Weakness: CWE-287
Source: secalert_us@oracle.com

EPSS trend

EPSS moved from 0.4% on 21 October 2026 to 0.4% on 26 October 2026.

References

https://www.oracle.com/security-alerts/cpuoct2026.html

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.