CVE-2026-35300

Vulnerability in the WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0 and 15.1.1.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via TCP to compromise WebLogic Server. Successful attacks of this vulnerability can result in takeover of WebLogic Server. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.oracle.com/security-alerts/cspujun2026.html	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:oracle:weblogic_server:12.2.1.4.0:::::::*
	cpe:2.3:a:oracle:weblogic_server:14.1.1.0.0:::::::*
	cpe:2.3:a:oracle:weblogic_server:14.1.2.0.0:::::::*
	cpe:2.3:a:oracle:weblogic_server:15.1.1.0.0:::::::*

History

25 Oct 2026, 23:10

Type	Values Removed	Values Added
Summary		(es) Vulnerabilidad en el producto WebLogic Server de Oracle Fusion Middleware (componente: Core). Versiones compatibles que están afectadas son 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0 y 15.1.1.0.0. Vulnerabilidad fácilmente explotable permite a un atacante no autenticado con acceso de red a través de TCP comprometer WebLogic Server. Ataques exitosos de esta vulnerabilidad pueden resultar en la toma de control de WebLogic Server. Puntuación base CVSS 3.1 de 9.8 (impactos en Confidencialidad, Integridad y Disponibilidad). Vector CVSS: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

Information

Published : 2026-06-17 10:40

Updated : 2026-10-25 23:10

NVD link : CVE-2026-35300

Mitre link : CVE-2026-35300

CVE.ORG link : CVE-2026-35300

JSON object : View

Products Affected

oracle

weblogic_server

CWE

CWE-502

Deserialization of Untrusted Data

{"id": "CVE-2026-35300", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-35300", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-06-17T00:00:00+00:00"}}], "cvssMetricV31": [{"type": "Secondary", "source": "secalert_us@oracle.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "affected": [{"source": "secalert_us@oracle.com", "affectedData": [{"vendor": "Oracle Corporation", "product": "WebLogic Server", "versions": [{"status": "affected", "version": "12.2.1.4.0", "versionType": "semver"}, {"status": "affected", "version": "14.1.1.0.0", "versionType": "semver"}, {"status": "affected", "version": "14.1.2.0.0", "versionType": "semver"}, {"status": "affected", "version": "15.1.1.0.0", "versionType": "semver"}]}]}], "published": "2026-06-17T10:40:22.100", "references": [{"url": "https://www.oracle.com/security-alerts/cspujun2026.html", "tags": ["Vendor Advisory"], "source": "secalert_us@oracle.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-502"}]}], "descriptions": [{"lang": "en", "value": "Vulnerability in the WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0 and 15.1.1.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via TCP to compromise WebLogic Server. Successful attacks of this vulnerability can result in takeover of WebLogic Server. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)."}, {"lang": "es", "value": "Vulnerabilidad en el producto WebLogic Server de Oracle Fusion Middleware (componente: Core). Versiones compatibles que est\u00e1n afectadas son 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0 y 15.1.1.0.0. Vulnerabilidad f\u00e1cilmente explotable permite a un atacante no autenticado con acceso de red a trav\u00e9s de TCP comprometer WebLogic Server. Ataques exitosos de esta vulnerabilidad pueden resultar en la toma de control de WebLogic Server. Puntuaci\u00f3n base CVSS 3.1 de 9.8 (impactos en Confidencialidad, Integridad y Disponibilidad). Vector CVSS: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)."}], "lastModified": "2026-10-25T23:10:00.167", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:oracle:weblogic_server:12.2.1.4.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4A5BB153-68E0-4DDA-87D1-0D9AB7F0A418"}, {"criteria": "cpe:2.3:a:oracle:weblogic_server:14.1.1.0.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "04BCDC24-4A21-473C-8733-0D9CFB38A752"}, {"criteria": "cpe:2.3:a:oracle:weblogic_server:14.1.2.0.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0FCA3D99-4596-4CF0-B5E1-7A6497F83B83"}, {"criteria": "cpe:2.3:a:oracle:weblogic_server:15.1.1.0.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F538D9B4-B101-4182-8C69-F30B183DD3A2"}], "operator": "OR"}]}], "sourceIdentifier": "secalert_us@oracle.com"}