CVE-2026-71164

critical · 9.8

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 takeover of Helidon. 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).

9.8

CVSS

0.5%

EPSS (exploit prob.)

43rd

EPSS percentile

2026-08-18

Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CWE-284

Affected products

Vendor	Product	Affected versions
oracle	helidon	3.2.18

Check a specific version with /api/v1/cve/match.

References

https://www.oracle.com/security-alerts/cspuaug2026.html

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-71164