CVE-2026-73957CWE-284broken-access-control

CVE-2026-73957

Critical · published September 16, 2026

CVSS v3.1
9.3
EPSS
0%
Percentile
31.1
In the wild
Unconfirmed
What it is

Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Portlet Services). 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 HTTP to compromise Oracle WebCenter Portal. Successful attacks require human interaction from a person other than the attacker and 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 creation, deletion or modification access to critical data or all Oracle WebCenter Portal accessible data as well as unauthorized access to critical data or complete access to all Oracle WebCenter Portal accessible data. CVSS 3.1 Base Score 9.3 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N).

The record
Technical detail
CVSS v3.1
9.3 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00383 · 31.1th percentile
Weakness
CWE-284 · Improper Access Control
Published
2026-09-16T00:17Z
Affected products (2)
ProductVersionsFixed in
oracle/webcenter_portalall versions—
oracle/webcenter_portalall versions—
References (1)
EPSS history
Timeline
  • 17 SEP 03:32Z
    EPSS moved — → 0%
    epss
  • 15 SEP 20:02Z
    Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Portlet Services)
    cvelistv5