CVE-2026-71160

Helidon Imperative Web Server Low-Privilege HTTP Vulnerability Enabling Takeover

Published Aug 18, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported versions that are affected are 1.0.0-1.4.18 and 3.0.0-3.2.17. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in takeover of Helidon. CVSS 3.1 Base Score 7.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H).

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
Title Helidon Imperative Web Server Low-Privilege HTTP Vulnerability Enabling Takeover
Type Values Removed Values Added
Description Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). The supported version that is affected is 3.2.18. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in takeover of Helidon. CVSS 3.1 Base Score 7.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H). Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported versions that are affected are 1.0.0-1.4.18 and 3.0.0-3.2.17. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in takeover of Helidon. CVSS 3.1 Base Score 7.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H).
CPEs cpe:2.3:a:oracle:helidon:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Title Helidon Imperative Web Server: Low-Privilege Network Exploitation Leading to Full Takeover
Type Values Removed Values Added
Title Helidon Imperative Web Server: Low-Privilege Network Exploitation Leading to Full Takeover
Type Values Removed Values Added
Title Helidon Imperative Web Server Low‑Privilege HTTP Exploitation Leading to Full Takeover
Weaknesses CWE-732
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Title Helidon Imperative Web Server Low‑Privilege HTTP Exploitation Leading to Full Takeover
Weaknesses CWE-284
CWE-732
Type Values Removed Values Added
Description Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). The supported version that is affected is 3.2.18. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in takeover of Helidon. CVSS 3.1 Base Score 7.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H).
First Time appeared Oracle
Oracle helidon
CPEs cpe:2.3:a:oracle:helidon:3.2.18:*:*:*:*:*:*:*
Vendors & Products Oracle
Oracle helidon
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
oracle
Published
Updated
Aug 28, 2026, 4:37 AM
Reserved
Aug 4, 2026, 10:06 PM
Status
Modified
Published
Aug 18, 2026, 9:18 PM
Modified
Oct 22, 2026, 5:09 PM