← All Advisories

CVE-2026-87289

Last refreshed2026-10-03

Status: UPDATED  |  Advisory ID: CVE-2026-87289

Key Details

CVECVE-2026-87289
CVSS Score / Version7.5 (High) / CVSS v3.1
Updated2026-09-25
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS Proseattack vector is network; attack complexity is low; privileges required is none; user interaction is none; scope is unchanged; confidentiality impact is none; integrity impact is none; availability impact is high.
Affected productsOracle helidon and Oracle Corporation Helidon
Classified asCWE-400 (Uncontrolled Resource Consumption)

Affected Products, Subsystems & Sectors

VendorProductAffected VersionsPatch Status
Oraclehelidon
Oracle CorporationHelidon
SubsystemsGeneral OT
SectorsMultiple

What to Know

Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-webserver-static-content). Supported versions that are affected are 4.0.0-4.5.4. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Helidon. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H). (NVD)

What to Do

Monitor Oracle's and Oracle Corporation's web pages for any future patch releases. See vendor advisory link below.

References

SourceReference
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-87289
CVEhttps://www.cve.org/CVERecord?id=CVE-2026-87289
Vendor advisoryhttps://www.oracle.com/security-alerts/cspusep2026.html