CVE-2026-101574

Unauthenticated OIDC Component Vulnerability in Oracle Helidon Enables Unauthorized Data Exposure and Limited Modification

Published Oct 20, 2026 CVSS 3.1 · 6.9 Medium EPSS < 1% KEV · Not listed
Description
Vulnerability in the Helidon product of Oracle Fusion Middleware (component: OIDC). Supported versions that are affected are 4.0.0-4.5.5 and 27.0.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Helidon, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Helidon accessible data as well as unauthorized update, insert or delete access to some of Helidon accessible data. CVSS 3.1 Base Score 6.9 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:L/A:N).

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Unauthenticated OIDC Component Vulnerability in Oracle Helidon Enables Unauthorized Data Exposure and Limited Modification
Type Values Removed Values Added
Title Unauthenticated HTTP Access in Oracle Helidon OIDC Component Allowing Data Compromise
Weaknesses CWE-284
Type Values Removed Values Added
Weaknesses CWE-269
CWE-287
CWE-352
Type Values Removed Values Added
Title Unauthenticated HTTP Access in Oracle Helidon OIDC Component Allowing Data Compromise
Weaknesses CWE-284
Type Values Removed Values Added
Description Vulnerability in the Helidon product of Oracle Fusion Middleware (component: OIDC). Supported versions that are affected are 4.0.0-4.5.5 and 27.0.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Helidon, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Helidon accessible data as well as unauthorized update, insert or delete access to some of Helidon accessible data. CVSS 3.1 Base Score 6.9 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:L/A:N).
First Time appeared Oracle
Oracle helidon
CPEs cpe:2.3:a:oracle:helidon:*:*:*:*:*:*:*:*
cpe:2.3:a:oracle:helidon:27.0.0:*:*:*:*:*:*:*
Vendors & Products Oracle
Oracle helidon
References
Metrics cvssV3_1

{'score': 6.9, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
oracle
Published
Updated
Nov 6, 2026, 9:33 PM
Reserved
Sep 28, 2026, 3:40 PM
Status
Undergoing Analysis
Published
Oct 20, 2026, 10:18 PM
Modified
Nov 6, 2026, 10:17 PM