AUGUST 25, 2026
Live Feed
Back to database
Case File

CVE-2026-73937

HIGH · CVSS 8.2 EPSS 0.39% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-08-18 · Last synced 2026-08-25

CyberRota Analysis

AI-Generated

A vulnerability in Oracle's Helidon component of Fusion Middleware (version 4.5.0) allows unauthenticated attackers with network access via HTTP/2 to exploit the system. Successful exploitation can lead to denial-of-service (DoS) conditions, causing the Helidon server to hang or crash, as well as unauthorized access to certain data. Organizations using this version of Oracle Fusion Middleware should prioritize patching to mitigate these risks.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-73937
Severity
HIGH
CVSS
8.2
EPSS
0.39%
Oracle

Original NVD Description

Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). The supported version that is affected is 4.5.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP/2 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 and unauthorized read access to a subset of Helidon accessible data. CVSS 3.1 Base Score 8.2 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H).

Related CVEs

Other vulnerabilities affecting the same vendor(s)