Description
Vulnerability in the Oracle Enterprise Manager Base Platform product of Oracle Enterprise Manager (component: Event Management). Supported versions that are affected are 13.5 and 24.1. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Enterprise Manager Base Platform. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Enterprise Manager Base Platform accessible data as well as unauthorized read access to a subset of Oracle Enterprise Manager Base Platform accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Enterprise Manager Base Platform. CVSS 3.1 Base Score 8.6 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L).
Published: 2026-08-18
Score: 8.6 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Impact

The vulnerability lies within Oracle Enterprise Manager's Event Management component. It permits an unauthenticated attacker with network access via HTTP to create, delete, or modify critical data, read subset data, and trigger a partial denial of service. The exploit causes significant confidentiality, integrity, and availability impacts, reflected in a CVSS 3.1 score of 8.6.

Affected Systems

Affected by Oracle, Oracle Enterprise Manager Base Platform versions 13.5 and 24.1.

Risk and Exploitability

The CVSS score of 8.6 indicates high severity, and the EPSS score of less than 1% indicates a low probability of public exploitation. The vulnerability is not yet listed in the CISA KEV catalog. Attackers can exploit the weakness remotely via HTTP without authentication, using the exposed Event Management API endpoints. Successful exploitation would enable the attacker to perform any data‑management operation or disrupt services, undermining data integrity and availability for the platform.

Generated by OpenCVE AI on August 21, 2026 at 12:48 UTC.

Remediation

No vendor fix or workaround currently provided.

OpenCVE Recommended Actions

  • Download and install Oracle's latest patch for Enterprise Manager Base Platform 13.5 and 24.1 that resolves the Event Management authentication bypass.
  • If a patch cannot be applied immediately, block external HTTP traffic to the platform by configuring firewall rules or applying network segmentation to limit unauthenticated access.
  • Enable continuous monitoring of system audit logs for unauthorized creation, deletion, or modification actions and watch for patterns indicating a partial denial of service.

Generated by OpenCVE AI on August 21, 2026 at 12:48 UTC.

Tracking

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Advisories

No advisories yet.

History

Wed, 26 Aug 2026 17:45:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:oracle:enterprise_manager_base_platform:13.5.0.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:enterprise_manager_base_platform:24.1.0.0.0:*:*:*:*:*:*:*

Fri, 21 Aug 2026 13:30:00 +0000

Type Values Removed Values Added
Title Unauthenticated Access Allows Unauthorized Data Modification and Partial DoS in Oracle Enterprise Manager Base Platform

Wed, 19 Aug 2026 13:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-284
Metrics ssvc

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

Tue, 18 Aug 2026 21:15:00 +0000

Type Values Removed Values Added
Description Vulnerability in the Oracle Enterprise Manager Base Platform product of Oracle Enterprise Manager (component: Event Management). Supported versions that are affected are 13.5 and 24.1. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Enterprise Manager Base Platform. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Enterprise Manager Base Platform accessible data as well as unauthorized read access to a subset of Oracle Enterprise Manager Base Platform accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Enterprise Manager Base Platform. CVSS 3.1 Base Score 8.6 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L).
First Time appeared Oracle
Oracle enterprise Manager Base Platform
CPEs cpe:2.3:a:oracle:enterprise_manager_base_platform:13.5:*:*:*:*:*:*:*
cpe:2.3:a:oracle:enterprise_manager_base_platform:24.1:*:*:*:*:*:*:*
Vendors & Products Oracle
Oracle enterprise Manager Base Platform
References
Metrics cvssV3_1

{'score': 8.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L'}

Subscriptions

Oracle Enterprise Manager Base Platform
cve-icon MITRE

Status: PUBLISHED

Assigner: oracle

Published:

Updated: 2026-08-19T12:55:16.808Z

Reserved: 2026-07-08T15:52:20.745Z

Link: CVE-2026-61286

cve-icon Vulnrichment

Updated: 2026-08-19T12:12:49.755Z

cve-icon NVD

Status : Analyzed

Published: 2026-08-18T21:16:57.933

Modified: 2026-08-26T17:36:55.760

Link: CVE-2026-61286

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-21T13:15:05Z

Weaknesses