CVE-2026-73963

9.8 criticalEPSS 0.5%

Critical (9.8) in oracle webcenter portal. EPSS 0.5% chance of exploitation in the next 30 days.

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 of this vulnerability can result in takeover of Oracle WebCenter Portal. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 43% of CVEs (scores of 2026-10-31)
CWEs: CWE-287, CWE-306
Published: 2026-09-15
Modified: 2026-09-21
Record from: the NVD, synced 2026-10-19

Affected

oracle:webcenter_portal

References

https://www.oracle.com/security-alerts/cspusep2026.html

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