CVE-2026-73907

Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported versions that are affected are 3.0.0-3.2.17. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Helidon accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://www.oracle.com/security-alerts/cspuaug2026.html	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:oracle:helidon:3.2.18:*:*:*:*:*:*:*

History

22 Oct 2026, 17:09

Type	Values Removed	Values Added
Summary		(es) Vulnerabilidad en el producto Helidon de Oracle Fusion Middleware (componente: Servidor web imperativo). La versión compatible que está afectada es 3.2.18. Vulnerabilidad fácilmente explotable permite a un atacante no autenticado con acceso a la red a través de HTTP comprometer Helidon. Los ataques exitosos de esta vulnerabilidad pueden resultar en acceso no autorizado a datos críticos o acceso completo a todos los datos accesibles de Helidon. Puntuación base CVSS 3.1 de 7.5 (Impactos en la confidencialidad). Vector CVSS: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

Information

Published : 2026-08-18 21:18

Updated : 2026-10-22 17:09

NVD link : CVE-2026-73907

Mitre link : CVE-2026-73907

CVE.ORG link : CVE-2026-73907

JSON object : View

Products Affected

oracle

helidon

CWE

CWE-284

Improper Access Control

{"id": "CVE-2026-73907", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-73907", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-19T14:24:03.598687Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "secalert_us@oracle.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "affected": [{"source": "secalert_us@oracle.com", "affectedData": [{"vendor": "Oracle Corporation", "product": "Helidon", "versions": [{"status": "affected", "version": "3.0.0", "versionType": "custom", "lessThanOrEqual": "3.2.17"}]}]}], "published": "2026-08-18T21:18:23.460", "references": [{"url": "https://www.oracle.com/security-alerts/cspuaug2026.html", "tags": ["Vendor Advisory"], "source": "secalert_us@oracle.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-284"}]}], "descriptions": [{"lang": "en", "value": "Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported versions that are affected are 3.0.0-3.2.17. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Helidon accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)."}, {"lang": "es", "value": "Vulnerabilidad en el producto Helidon de Oracle Fusion Middleware (componente: Servidor web imperativo). La versi\u00f3n compatible que est\u00e1 afectada es 3.2.18. Vulnerabilidad f\u00e1cilmente explotable permite a un atacante no autenticado con acceso a la red a trav\u00e9s de HTTP comprometer Helidon. Los ataques exitosos de esta vulnerabilidad pueden resultar en acceso no autorizado a datos cr\u00edticos o acceso completo a todos los datos accesibles de Helidon. Puntuaci\u00f3n base CVSS 3.1 de 7.5 (Impactos en la confidencialidad). Vector CVSS: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)."}], "lastModified": "2026-10-22T17:09:59.477", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:oracle:helidon:3.2.18:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "80E164E5-872B-4B53-8FE8-3E1AC60D66B6"}], "operator": "OR"}]}], "sourceIdentifier": "secalert_us@oracle.com"}