Heap-based buffer overflow in Windows OLE DB allows an unauthorized attacker to execute code over a network.
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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2026-09-08T17:18:20.397Z

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

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