MEDIUMCVSS v3.1 6.5Vulnerability
CVE-2026-91479
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 unauthenticated attacker with access to the physical communication segment attached to the hardware where the RDBMS executes to compromise RDBMS. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of RDBMS. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).
Properties
- Severity
- MEDIUM
- Nvd fetched at
- 2026-10-22T22:14:18.200859+00:00
- Epss score
- 0.00234
- Cvss score
- 6.5
- Cvss severity
- MEDIUM
- Retrieved at
- 2026-10-22T22:17:36+00:00
- Score
- 6.5
- Last source
- FIRST EPSS
- Cvss version
- 3.1
- Cve id
- CVE-2026-91479
- Cvss vector
- CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- First seen by Signal
- 2026-10-21T22:34:38+00:00
- Vector
- CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Published at
- 2026-10-20T22:20:51.460
- Last modified
- 2026-10-21T18:44:55.490
- Epss percentile
- 0.13485
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