CVE•Published 2026-05-28•Modified 2026-07-21•1 article on news•4 live references•NVD data

CVE-2026-46840Oracle · Rest_data_services

Vulnerability data via NVD (ingested)

CVSS v3.1

10.0

CRITICAL

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

EPSS percentile

Exploit Prediction Scoring System · top 50% of all CVEs

Weaknesses (CWE)

CWE-284Improper Access Control CWE-287Improper Authentication CWE-306Missing Authentication for Critical Function

Description

Vulnerability in Oracle REST Data Services (component: Backend-as-a-Service). Supported versions that are affected are 24.2.0-26.1.0. Easily exploitable vulnerability allows unauthenticated 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 10.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H).

Timeline

Published 2026-05-28

Modified 2026-07-21

External references

NVD MITRE Exploit-DB VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2026-46840

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Oracle Rest Data Services"

All exposed Oracle Rest Data Services instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Rest Data Services"

HTTP body or banner mentions "Rest Data Services" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2026-46840