EUVD-2026-61928
GHSA-4vqv-h58f-44g3
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Unauthenticated low-complexity HTTP access (AV:N/AC:L/PR:N/UI:N) yields high integrity and availability impact with no confidentiality effect and unchanged scope, matching the described data tampering and complete DoS.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
Lifecycle Timeline
2DescriptionCVE.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
Unauthenticated data tampering and denial of service in Oracle Commerce Guided Search / Oracle Commerce Experience Manager 11.4.0 (Content Acquisition System component) lets a remote attacker over HTTP create, delete, or modify critical data and force a complete, repeatable crash of the platform. Rated CVSS 3.1 9.1 with no authentication or user interaction required, it affects the Endeca-derived search and merchandising layer of Oracle's commerce stack. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires network HTTP reachability to the Oracle Commerce Content Acquisition System (CAS) service of an Oracle Commerce Guided Search / Experience Manager 11.4.0 deployment; per the CVSS vector (AV:N/AC:L/PR:N/UI:N) there are no authentication, privilege, or user-interaction prerequisites and the attack complexity is low, so any actor able to route HTTP to the CAS endpoint can attempt it. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The signals are strong but partly one-sided. … 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 fix from Oracle's August 2026 Critical Patch Update (https://www.oracle.com/security-alerts/cspuaug2026.html) - patch available per vendor advisory; consult that CPU for the exact patch/interim-patch identifier for Oracle Commerce Guided Search / Experience Manager 11.4.0, as no discrete fixed version string is given in the input, so do not assume a version number. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours: conduct a complete inventory of production systems running Oracle Commerce Experience Manager 11.4.0 (specifically the Content Acquisition System component), isolate affected systems from untrusted networks, and enable comprehensive HTTP request logging for audit and forensic purposes. …
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Same weakness CWE-284 – Improper Access Control
View allSame technique Authentication Bypass
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External POC / Exploit Code
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