What is the CVSS score of CVE-2026-70999?

CVE-2026-70999 has a CVSS 3.1 base score of 8.1 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N. EPSS exploitation probability: 0.4%.

Which versions of Oracle Commerce Experience Manager are affected by CVE-2026-70999?

Oracle Commerce Guided Search and Experience Manager 11.4.0 contains an authorization bypass allowing authenticated users with low-level privileges to gain unrestricted access to view and modify all…

How to fix or mitigate CVE-2026-70999?

Within 24 hours, inventory all systems running Oracle Commerce Guided Search and Experience Manager 11.4.0 and assess exposure to this authorization bypass; implement temporary network access restrictions if operationally feasible. Within 7 days, deploy Oracle's August 2026 Critical Patch Update to all affected instances and validate successful installation against vendor documentation. Within 30 days, audit access logs spanning the vulnerability window for unauthorized data access patterns, verify patch remediation effectiveness across the environment, and establish a formal patch management cadence tied to Oracle Critical Patch Update release cycles.

Oracle Commerce Experience Manager CVE-2026-70999

EUVD-2026-61946 HIGH

Improper Access Control (CWE-284)

2026-08-18 secalert_us@oracle.com

GHSA-97hp-cvm6-j437

Authentication Bypass Oracle Commerce Guided Search Commerce Experience Manager

8.1

CVSS 3.1 · Vendor: oracle

Severity by source

Vendor (oracle) PRIMARY

8.1 HIGH

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

vuln.today AI

8.1 HIGH

Network-accessible HTTP exploitation requiring only low privileges; dual high impact to confidentiality and integrity; no availability impact per description.

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

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

High

Availability

None

Lifecycle Timeline

Analysis Generated

Aug 18, 2026 - 23:25 vuln.today

CVE Published

Aug 18, 2026 - 21:17 nvd

HIGH 8.1

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 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 8.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N).

AnalysisAI

Oracle Commerce Guided Search and Experience Manager 11.4.0 exposes a high-severity authorization bypass over HTTP that allows any low-privileged, network-accessible attacker to achieve full confidentiality and integrity compromise of commerce data. The 'Authentication Bypass' tag combined with a PR:L vector indicates that authenticated users with minimal permissions can escalate access to read or manipulate all data accessible to the application, including potentially sensitive customer, catalog, and configuration data. …

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Attack ChainAIDerived

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Vulnerability AssessmentAI

Exploitation	Exploitation requires a valid low-privileged authenticated session with network access to the Oracle Commerce Experience Manager HTTP interface (PR:L per CVSS vector). … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment	The CVSS 3.1 score of 8.1 (High) is well-supported by the vector: network-accessible, low attack complexity, no user interaction, and dual high-severity impacts to confidentiality and integrity. … 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 Oracle's August 2026 Critical Patch Update (CPU), which addresses this vulnerability for Oracle Commerce Guided Search / Experience Manager 11.4.0. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours, inventory all systems running Oracle Commerce Guided Search and Experience Manager 11.4.0 and assess exposure to this authorization bypass; implement temporary network access restrictions if operationally feasible. …

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