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CVE-2026-47040: database server from 19.3 (inclusive), through 19.31 (inclusive), from 21.3 (inclusive), through 21.22 (inclusive)…
CVE-2026-47040. CVSS 3.1 base score 9.1 (CRITICAL, Vendor/CNA). EPSS 0.00494 (percentile 0.41562), scored 24-Oct-2026.
Affected technology
database server · from 19.3 (inclusive), through 19.31 (inclusive)
oracle
database server · from 21.3 (inclusive), through 21.22 (inclusive)
oracle
database server · from 23.4 (inclusive), through 23.26.2 (inclusive)
oracle
Oracle Net Services · 19.3 through 19.31, 21.3 through 21.22, 23.4.0 through 23.26.2
Oracle Corporation
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · No user interaction required
What an attacker can do
Unauthenticated attacker with network access via Oracle Net can compromise Oracle Net Services. Vendor/CNA’s CVSS 3.1 assessment (base score 9.1/10) rates confidentiality and availability impact as high; integrity impact as none.
- CWE
- CWE-306
- CCR priority
- 36.5 /100 (P4)
- CVSS 3.1
- 9.1 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H · Vendor/CNA
- EPSS
- 0.00494 · percentile 0.41562 · 2026-10-24
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-25 01:28:19.133527+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-47040.html