CVE-2026-83021

State: Published
Severity: 10.0 Critical
Published: Sep 15, 2026
Updated: Sep 17, 2026
Reserved: Aug 31, 2026

Description

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Web Container). Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebLogic Server. While the vulnerability is in Oracle WebLogic Server, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. CVSS 3.1 Base Score 10.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H).

Scores

CVSS	Score	Vector	Source
3.1	10.0 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H	oracle

Weaknesses

CWE-306 Missing Authentication for Critical Function
CWE-287 Improper Authentication

Affected Products

Product	Versions
Oracle WebLogic ServerOracle Corporation	12.2.1.4.0Affected 14.1.1.0.0Affected 14.1.2.0.0Affected

References

Oracle Advisoryvendor-advisory

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