CVE-2026-46839: Oracle Rest Data Services

Critical severity, CVSS 9.9. EPSS: 0.4% chance of exploitation in the next 30 days.

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 Data Services. While the vulnerability is in Oracle REST Data Services, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle REST Data Services. CVSS 3.1 Base Score 9.9 (Confidentiality, Integrity and Availability impacts). CVSS 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: from 24.2.0, up to and including 26.1.0

Published 2026-05-28. Last modified 2026-07-21.