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Oracle CVE-2026-83156

| EUVDEUVD-2026-79483 HIGH
2026-09-15 secalert_us@oracle.com GHSA-h33w-pj96-qw6p
7.5
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
7.5 HIGH
AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Sep 15, 2026 - 21:37 vuln.today
CVE Published
Sep 15, 2026 - 20:18 nvd
HIGH 7.5

DescriptionNVD

Vulnerability in the Oracle XML Developers Kit component of Oracle Database Server. Supported versions that are affected are 19.3-19.32, 21.3-21.23 and 23.4.0-23.26.3. Difficult to exploit vulnerability allows low privileged attacker having XDKC privilege with network access via Oracle Net to compromise Oracle XML Developers Kit. Successful attacks of this vulnerability can result in takeover of Oracle XML Developers Kit. CVSS 3.1 Base Score 7.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H).

AnalysisAI

A flaw in the Oracle XML Developers Kit (XDK) component bundled with Oracle Database Server lets a low-privileged database account holding the XDKC privilege execute a network-delivered Oracle Net attack that can lead to full takeover of the XDK component, with high confidentiality, integrity and availability impact. Supported releases 19.3-19.32, 21.3-21.23 and 23.4.0-23.26.3 are affected. …

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CVE-2026-83156 vulnerability details – vuln.today

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