Description
Heap-based buffer overflow in Windows OLE DB allows an unauthorized attacker to execute code over a network.
Published: 2026-09-08
Score: 8.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Thu, 10 Sep 2026 00:30:00 +0000

Type Values Removed Values Added
First Time appeared Microsoft microsoft Sql Server 2017 (gdr)
Microsoft microsoft Sql Server 2019 (gdr)
Vendors & Products Microsoft microsoft Sql Server 2017 (gdr)
Microsoft microsoft Sql Server 2019 (gdr)

Tue, 08 Sep 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 08 Sep 2026 17:30:00 +0000

Type Values Removed Values Added
Description Heap-based buffer overflow in Windows OLE DB allows an unauthorized attacker to execute code over a network.
Title Windows OLE DB Remote Code Execution Vulnerability
First Time appeared Microsoft
Microsoft sql Server 2017
Microsoft sql Server 2019
Weaknesses CWE-122
CPEs cpe:2.3:a:microsoft:sql_server_2017:*:-:*:*:*:*:x64:*
cpe:2.3:a:microsoft:sql_server_2019:*:*:*:*:*:*:x64:*
Vendors & Products Microsoft
Microsoft sql Server 2017
Microsoft sql Server 2019
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}


Subscriptions

Microsoft Microsoft Sql Server 2017 (gdr) Microsoft Sql Server 2019 (gdr) Sql Server 2017 Sql Server 2019
cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-09-09T21:35:19.631Z

Reserved: 2026-08-24T16:21:50.286Z

Link: CVE-2026-78442

cve-icon Vulnrichment

Updated: 2026-09-08T19:23:02.887Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-09-08T18:20:42.020

Modified: 2026-09-09T04:19:59.610

Link: CVE-2026-78442

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-10T00:15:13Z

Weaknesses