Medium severity · published Aug 18, 2026
CVE-2026-71154
Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server)
6.1
CVSS
0.2%
EPSS
No
On KEV
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 low privileged attacker with logon to the infrastructure where Helidon executes to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Helidon accessible data as well as unauthorized update, insert or delete access to some of Helidon accessible data. CVSS 3.1 Base Score 6.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N).
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 4% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HE
Helidon · Oracle Corporation
4.0.0 through 4.4.1 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-71154
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-71154
Vendor Advisory
https://www.oracle.com/security-alerts/cspuaug2026.html
More from Helidon
9.9
CVE-2026-73930
Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server)
9.8
CVE-2026-73921
Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server)
9.8
CVE-2026-73912
Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server)
9.8
CVE-2026-73905
Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server)
9.8
CVE-2026-71164
Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server)
