What is CVE-2026-46839?

CVE-2026-46839 is a critical-severity vulnerability in Oracle Rest_data_services, classified under Improper Access Control. CVSS score: 9.9/10. Published 2026-05-28.

How severe is CVE-2026-46839?

Critical severity. CVSS v3 base score is 9.9 out of 10.

Vulnerability in Oracle Rest_data_services

CVE-2026-46839

Vulnerability in Oracle REST Data Services (component: Core). Supported versions that are affected are 24.2.0-26.1.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTPS to compromise Oracle REST…

EPSS: 0.000 (13.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

Affected products

Oracle Rest_data_services
Oracle Corporation Rest Data Services — versions 24.2.0

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

secalert_us@oracle.com (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2026-46839?: CVE-2026-46839 is a critical-severity vulnerability in Oracle Rest_data_services, classified under Improper Access Control. CVSS score: 9.9/10. Published 2026-05-28.
How severe is CVE-2026-46839?: Critical severity. CVSS v3 base score is 9.9 out of 10.