What is CVE-2026-73951?

CVE-2026-73951 is a high-severity vulnerability in Oracle Corporation Webcenter Portal, classified under Improper Access Control. CVSS score: 8.1/10. Published 2026-09-15.

How severe is CVE-2026-73951?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in Oracle Corporation Webcenter Portal

CVE-2026-73951

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. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebCenter Portal. Successful attacks of this vulnerability can result in takeover of Oracle WebCenter Portal. 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 v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Oracle Corporation Webcenter Portal — versions 12.2.1.4.0, 14.1.2.0.0

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

secalert_us@oracle.com (vendor-advisory)

Frequently asked questions

What is CVE-2026-73951?: CVE-2026-73951 is a high-severity vulnerability in Oracle Corporation Webcenter Portal, classified under Improper Access Control. CVSS score: 8.1/10. Published 2026-09-15.
How severe is CVE-2026-73951?: High severity. CVSS v3 base score is 8.1 out of 10.