What is the CVSS score of EUVD-2026-61330?

EUVD-2026-61330 has a CVSS 3.1 base score of 7.6 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L. EPSS exploitation probability: 0.3%.

Which versions of Oracle WebCenter Portal are affected by EUVD-2026-61330?

Oracle WebCenter Portal versions 12.2.1.4.0 and 14.1.2.0.0 contain a vulnerability in the Runtime Tools component allowing low-privileged users to read all portal-accessible data and perform limited…

How to fix or mitigate EUVD-2026-61330?

Within 24 hours, inventory all Oracle WebCenter Portal installations and confirm which systems run versions 12.2.1.4.0 or 14.1.2.0.0, then restrict network access to the Runtime Tools component to authorized administrators only. Within 7 days, if the Runtime Tools component is not required for operations, disable it entirely on affected systems; if required, implement access controls restricting access to known administrative users via network segmentation or proxy authentication. Within 30 days, monitor Oracle Critical Patch Updates for release of a fix for CVE-2026-61208, then immediately upgrade affected WebCenter Portal instances to patched versions once available, and audit portal access logs to identify any unauthorized data access during the vulnerability window.

Oracle WebCenter Portal EUVD-2026-61330

| CVE-2026-61208 HIGH

Improper Access Control (CWE-284)

2026-08-18 secalert_us@oracle.com

GHSA-9w66-7xcr-3j4v

Authentication Bypass Denial Of Service Oracle Webcenter Portal

7.6

CVSS 3.1 · Vendor: oracle

Severity by source

Vendor (oracle) PRIMARY

7.6 HIGH

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

vuln.today AI

7.6 HIGH

Network-accessible HTTP attack requiring only low-privilege credentials; high confidentiality loss from full data exposure, with limited integrity and availability impact matching described partial write and DoS.

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

4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

Low

Availability

Low

Lifecycle Timeline

Analysis Generated

Aug 19, 2026 - 04:03 vuln.today

CVE Published

Aug 18, 2026 - 21:16 nvd

HIGH 7.6

DescriptionCVE.org

Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Runtime Tools). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle WebCenter Portal. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle WebCenter Portal accessible data as well as unauthorized update, insert or delete access to some of Oracle WebCenter Portal accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle WebCenter Portal. CVSS 3.1 Base Score 7.6 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L).

AnalysisAI

Oracle WebCenter Portal versions 12.2.1.4.0 and 14.1.2.0.0 expose a high-severity flaw in the Runtime Tools component that allows a low-privileged, network-accessible attacker to gain complete read access to all portal-accessible data and perform limited data manipulation and partial denial of service via HTTP. The vulnerability is rated CVSS 7.6 and disclosed as part of Oracle's Critical Patch Update for August 2026. …

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Vulnerability AssessmentAI

Exploitation	Exploitation requires a low-privileged account with network access to the Oracle WebCenter Portal instance via HTTP - the CVSS PR:L metric confirms authentication is nominally required. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment	The CVSS 7.6 score reflects a real and actionable risk profile: network-accessible, low authentication requirement, no user interaction, and high confidentiality impact make this a credible threat to any organization running the affected Oracle Fusion Middleware stack. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation	Apply the Oracle Critical Patch Update for August 2026, available at https://www.oracle.com/security-alerts/cspuaug2026.html, which addresses this vulnerability for both affected versions (12.2.1.4.0 and 14.1.2.0.0). … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours, inventory all Oracle WebCenter Portal installations and confirm which systems run versions 12.2.1.4.0 or 14.1.2.0.0, then restrict network access to the Runtime Tools component to authorized administrators only. …

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