CVE-2026-83049CWE-284broken-access-control

CVE-2026-83049

High · published September 16, 2026

CVSS v3.1
8.5
EPSS
0%
Percentile
21.5
In the wild
Unconfirmed
What it is

Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework). 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 WebCenter Portal. While the vulnerability is in Oracle WebCenter Portal, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle WebCenter Portal accessible data as well as unauthorized update, insert or delete access to some of Oracle WebCenter Portal accessible data. CVSS 3.1 Base Score 8.5 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N).

The record
Technical detail
CVSS v3.1
8.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00300 · 21.5th percentile
Weakness
CWE-284 · Improper Access Control
Published
2026-09-16T00:18Z
Affected products (2)
ProductVersionsFixed in
oracle/webcenter_portalall versions—
oracle/webcenter_portalall versions—
References (1)
EPSS history
Timeline
  • 17 SEP 03:33Z
    EPSS moved — → 0%
    epss
  • 15 SEP 20:03Z
    Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework)
    cvelistv5