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CVE-2026-71167

Medium

Elevated severity or exploit probability.

CVSS base
9.4 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
EPSS — probability of exploitation (30 days)
0.3%
26.1th percentile
CISA KEV
Not listed
Weakness / dates
CWE-284
Published 2026-08-18 · modified 2026-08-28

CVSS breakdown

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

Attack VectorNNetwork
Attack ComplexityLLow
Privileges RequiredNNone
User InteractionNNone
ScopeUUnchanged
ConfidentialityHHigh
IntegrityHHigh
AvailabilityLLow

Timeline

Description

Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported versions that are affected are 4.0.0-4.4.1. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Helidon accessible data as well as unauthorized access to critical data or complete access to all Helidon accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Helidon. CVSS 3.1 Base Score 9.4 (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:L).

Affected

oracle

References

Official: NVD · CVE.org