Description
Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0 and 15.1.1.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via TLS to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle WebLogic Server accessible data as well as unauthorized read access to a subset of Oracle WebLogic Server accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle WebLogic Server. CVSS 3.1 Base Score 7.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L).
Published: 2026-10-20
Score: 7.3 High
EPSS: < 1% Very Low
KEV: No
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Remediation

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Advisories

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History

Sat, 24 Oct 2026 08:15:00 +0000

Type Values Removed Values Added
Title Authentication Bypass in Oracle WebLogic Server Core Component Leading to Unauthorized Data Modification

Sat, 24 Oct 2026 06:15:00 +0000

Type Values Removed Values Added
Title Unauthenticated TLS Access Allows Unauthorized Data Modification and Partial Denial in Oracle WebLogic Server
Weaknesses CWE-1104
CWE-200
CWE-287

Sat, 24 Oct 2026 04:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-306
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 21 Oct 2026 11:00:00 +0000

Type Values Removed Values Added
Title Unauthenticated TLS Access Allows Unauthorized Data Modification and Partial Denial in Oracle WebLogic Server
Weaknesses CWE-1104
CWE-200
CWE-287

Tue, 20 Oct 2026 21:30:00 +0000

Type Values Removed Values Added
Description Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0 and 15.1.1.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via TLS to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle WebLogic Server accessible data as well as unauthorized read access to a subset of Oracle WebLogic Server accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle WebLogic Server. CVSS 3.1 Base Score 7.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L).
First Time appeared Oracle
Oracle weblogic Server
CPEs cpe:2.3:a:oracle:weblogic_server:12.2.1.4.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:weblogic_server:14.1.1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:weblogic_server:14.1.2.0.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:weblogic_server:15.1.1.0.0:*:*:*:*:*:*:*
Vendors & Products Oracle
Oracle weblogic Server
References
Metrics cvssV3_1

{'score': 7.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L'}

Subscriptions

Oracle Weblogic Server
cve-icon MITRE

Status: PUBLISHED

Assigner: oracle

Published:

Updated: 2026-10-24T03:40:18.829Z

Reserved: 2026-09-14T22:10:16.639Z

Link: CVE-2026-91502

cve-icon Vulnrichment

Updated: 2026-10-24T03:40:10.646Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-20T22:20:54.670

Modified: 2026-10-24T04:18:26.860

Link: CVE-2026-91502

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-24T08:00:15Z

Weaknesses
  • CWE-306

    Missing Authentication for Critical Function