CVE-2026-83488CWE-284broken-access-control

CVE-2026-83488

Medium · published September 16, 2026

CVSS v3.1
5.4
EPSS
0%
Percentile
13.2
In the wild
Unconfirmed
What it is

Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-microprofile-security). Supported versions that are affected are 4.0.0-4.5.4. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Helidon accessible data as well as unauthorized read access to a subset of Helidon accessible data. CVSS 3.1 Base Score 5.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N).

The record
Technical detail
CVSS v3.1
5.4 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00231 · 13.2th percentile
Weakness
CWE-284 · Improper Access Control
Published
2026-09-16T00:18Z
Affected products (1)
ProductVersionsFixed in
oracle/helidon≥ 4.0.0, ≤ 4.5.4—
References (1)
https://www.oracle.com/security-alerts/cspusep2026.html · [email protected]
EPSS history
Timeline
  • 17 SEP 03:33Z
    EPSS moved — → 0%
    epss
  • 15 SEP 20:05Z
    Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-microprofile-security)
    cvelistv5