TI-2026-51894 Aliases CVE-2026-73882 GHSA-62hf-3432-5r3m

Uncontrolled resource consumption in Oracle Helidon

LOW 39CWE-400Published 2026-08-18 · Updated 2026-08-28

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Denial of service
Confidentiality · integrity · availability: None · None · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-400.

Summary

Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported versions that are affected are 3.0.0-3.2.18. 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).

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.0047 40th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Oracle	Helidon	3.0.0 – 3.2.18	—	No fix listed	CNA

Helidon VendorOracle Affected 3.0.0 – 3.2.18 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:oracle:helidon:3.2.19:::::::*	3.2.19	Vulnerable	Oracle

cpe:2.3:a:oracle:helidon:3.2.19:*:*:*:*:*:*:* Versions 3.2.19 Vulnerable ·Oracle

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-73882
2026-10-03 Alias added: GHSA-62hf-3432-5r3m

References

Advisory 1

Oracle Advisory

TI-2026-51942 Improper access control in Oracle Helidon CVSS 3.1CRITICAL 9.9
TI-2026-51933 Improper access control in Oracle Helidon CVSS 3.1CRITICAL 9.8
TI-2026-51932 Improper access control in Oracle Helidon CVSS 3.1CRITICAL 9.4
TI-2026-51924 Improper access control in Oracle Helidon CVSS 3.1CRITICAL 9.8
TI-2026-51917 Improper access control in Oracle Helidon CVSS 3.1CRITICAL 9.8
TI-2026-49858 Improper access control in Oracle Helidon CVSS 3.1CRITICAL 9.4

See all 114 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences