What is the CVSS score of CVE-2026-70977?

CVE-2026-70977 has a CVSS 3.1 base score of 9.1 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H. EPSS exploitation probability: 0.4%.

Which versions of Oracle Commerce are affected by CVE-2026-70977?

Oracle Commerce Guided Search / Experience Manager 11.4.0 contains a CRITICAL vulnerability allowing remote, unauthenticated attackers to corrupt or delete critical product and customer data while…

How to fix or mitigate CVE-2026-70977?

Within 24 hours, identify all instances of Oracle Commerce Guided Search / Experience Manager 11.4.0 in your environment and determine whether the Content Acquisition System component is accessible over untrusted networks. Within 7 days, implement network-based controls such as firewall rules or segmentation to restrict HTTP access to this component to authorized internal users only, and initiate an upgrade plan to versions newer than 11.4.0. Within 30 days, complete the upgrade or enforce comprehensive compensating controls with full monitoring and alerting for suspicious data modification attempts.

Oracle Commerce CVE-2026-70977

EUVD-2026-61924 CRITICAL

Missing Authentication for Critical Function (CWE-306)

2026-08-18 secalert_us@oracle.com

GHSA-g2pv-v4f8-vj9p

Oracle Authentication Bypass Commerce Experience Manager Commerce Guided Search

9.1

CVSS 3.1 · Vendor: oracle

Severity by source

Vendor (oracle) PRIMARY

9.1 CRITICAL

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

vuln.today AI

9.1 CRITICAL

Oracle describes easy unauthenticated HTTP exploitation (AV:N/AC:L/PR:N/UI:N); impact is data tampering and complete DOS with no data disclosure, so I:H/A:H and C:N.

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

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

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Aug 19, 2026 - 00:06 vuln.today

CVE Published

Aug 18, 2026 - 21:17 nvd

CRITICAL 9.1

DescriptionCVE.org

Vulnerability in the Oracle Commerce Guided Search / Oracle Commerce Experience Manager product of Oracle Commerce (component: Content Acquisition System). The supported version that is affected is 11.4.0. Easily exploitable vulnerability allows unauthenticated 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 and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Commerce Guided Search / Oracle Commerce Experience Manager. CVSS 3.1 Base Score 9.1 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H).

AnalysisAI

Data tampering and complete denial of service in Oracle Commerce Guided Search / Experience Manager 11.4.0 (Content Acquisition System component) allow a remote, unauthenticated attacker with HTTP access to create, delete, or modify critical data and to hang or repeatedly crash the service. The CVSS 3.1 base score is 9.1 driven by high integrity and availability impact with no confidentiality loss, and the flaw is rated easily exploitable by Oracle. …

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Vulnerability AssessmentAI

Exploitation	The attacker needs network HTTP reachability to the Content Acquisition System component of Oracle Commerce Guided Search / Experience Manager 11.4.0; per the CVSS vector (AV:N/AC:L/PR:N/UI:N) no authentication, no user interaction, and no special configuration are required, so a network-exposed CAS instance in its supported configuration is exploitable. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment	The CVSS vector (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H, 9.1) signals a genuinely high-priority issue: network-reachable, low-complexity, no authentication, and no user interaction, with high integrity and availability damage. … 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 fixes from the Oracle Critical Patch Update referenced in the advisory at https://www.oracle.com/security-alerts/cspuaug2026.html (cross-referenced via ENISA EUVD-2026-61924 and NVD CVE-2026-70977); Patch available per vendor advisory, though an exact fixed build number was not included in the provided data and should be taken directly from the Oracle CPU matrix. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours, identify all instances of Oracle Commerce Guided Search / Experience Manager 11.4.0 in your environment and determine whether the Content Acquisition System component is accessible over untrusted networks. …

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