עברית

Vulnerability Intelligence

CVE-2026-21999

Medium 5.3

Published
Last modified
NVD status
Analyzed

Description

Vulnerability in the XML Database component of Oracle Database Server. Supported versions that are affected are 23.4.0-23.26.1. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTPS to compromise XML Database. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all XML Database accessible data. CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N).

Affected products

oracle: xml database

References1

Metrics

CVSS 3.1
5.3 MEDIUM Score source: CNA CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS — exploit probability
0% percentile: 16 · as of 13 November 2026
CWE
CWE-200

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