What is the CVSS score of EUVD-2026-61947?

EUVD-2026-61947 has a CVSS 3.1 base score of 8.7 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N. EPSS exploitation probability: 0.3%.

Which versions of Oracle Commerce Experience Manager are affected by EUVD-2026-61947?

Oracle Commerce Guided Search and Experience Manager version 11.4.0 contains a critical vulnerability (CVSS 8.7) enabling unauthorized data access and manipulation across multiple commerce subsystems…

How to fix or mitigate EUVD-2026-61947?

Within 24 hours: Identify all systems running Oracle Commerce Guided Search / Experience Manager 11.4.0; restrict network access to these systems to trusted internal networks only and audit user accounts for least-privilege compliance. Within 7 days: Implement network segmentation to isolate affected Commerce systems, deploy Web Application Firewall rules targeting Guided Search, monitor for suspicious cross-session activity patterns, and prepare patch deployment procedures. Within 30 days: Apply Oracle's August 2026 Critical Patch Update to all affected systems when available and conduct full functionality validation.

Oracle Commerce Experience Manager EUVD-2026-61947

| CVE-2026-71000 HIGH

Improper Access Control (CWE-284)

2026-08-18 secalert_us@oracle.com

GHSA-wjg5-69mw-xc8g

Authentication Bypass Oracle Commerce Guided Search Commerce Experience Manager

8.7

CVSS 3.1 · Vendor: oracle

Severity by source

Vendor (oracle) PRIMARY

8.7 HIGH

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

vuln.today AI

8.7 HIGH

Network HTTP delivery with low complexity; low privilege and mandatory user interaction required; scope change with full C/I but no availability impact confirmed by description.

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

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

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

High

Availability

None

Lifecycle Timeline

Analysis Generated

Aug 18, 2026 - 23:26 vuln.today

CVE Published

Aug 18, 2026 - 21:17 nvd

HIGH 8.7

DescriptionCVE.org

Vulnerability in the Oracle Commerce Guided Search / Oracle Commerce Experience Manager product of Oracle Commerce (component: Experience Manager). The supported version that is affected is 11.4.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Commerce Guided Search / Oracle Commerce Experience Manager. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle Commerce Guided Search / Oracle Commerce Experience Manager, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Commerce Guided Search / Oracle Commerce Experience Manager accessible data as well as unauthorized access to critical data or complete access to all Oracle Commerce Guided Search / Oracle Commerce Experience Manager accessible data. CVSS 3.1 Base Score 8.7 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N).

AnalysisAI

Unauthorized data access and manipulation in Oracle Commerce Guided Search / Oracle Commerce Experience Manager 11.4.0 is achievable by a low-privileged, network-based attacker who can induce a user interaction from another party - consistent with a stored injection or cross-session exploitation pattern. Successful exploitation produces a scope change, meaning impact propagates beyond the directly vulnerable component to additional Oracle Commerce subsystems, with both confidentiality and integrity fully compromised. …

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Vulnerability AssessmentAI

Exploitation	The attacker must hold a valid low-privileged account on the Oracle Commerce platform (CVSS PR:L confirmed). … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment	The CVSS 3.1 base score of 8.7 reflects genuinely high severity: network-reachable, low attack complexity, only low privileges required, and a scope change with full confidentiality and integrity compromise. … 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	The primary remediation is to apply Oracle's Critical Patch Update for August 2026, available via the Oracle support portal and referenced at https://www.oracle.com/security-alerts/cspuaug2026.html. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Identify all systems running Oracle Commerce Guided Search / Experience Manager 11.4.0; restrict network access to these systems to trusted internal networks only and audit user accounts for least-privilege compliance. …

Threat intelligence, references, and detailed analysis are available after sign-in.