HIGHCVSS v3.1 8.8Vulnerability

CVE-2026-91499

Vulnerability in the RDBMS component of Oracle Database Server. Supported versions that are affected are 23.4.0-23.26.3. Easily exploitable vulnerability allows low privileged attacker having DBMS_VECTOR privilege with network access via Oracle Net to compromise RDBMS. Successful attacks of this vulnerability can result in takeover of RDBMS. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

Properties

Severity
HIGH
Nvd fetched at
2026-10-22T22:14:18.200859+00:00
Epss score
0.00447
Cvss severity
HIGH
Cvss score
8.8
Retrieved at
2026-10-22T22:17:36+00:00
Last source
FIRST EPSS
Score
8.8
Cvss version
3.1
Cve id
CVE-2026-91499
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
First seen by Signal
2026-10-21T22:34:38+00:00
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published at
2026-10-20T22:20:54.450
Last modified
2026-10-21T18:44:55.490
Epss percentile
0.37823

Explore deeper with Ninja Signal's threat intelligence graph

CVE-2026-91499 (CVSS v3.1 8.8) — Ninja Signal Threat Intelligence | Ninja Signal