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Recorded 23 Oct 2026 at 08:31 UTC. This is what ChangeIntel recorded, including the title, summary, facts and links. It is not a statement of the source's current position. See the latest record.

The historical field “Public exploit code” recorded Nuclei detection-template membership. It did not establish exploit availability. The original recorded fields remain below.

The historical “Publicly disclosed: No” field could represent a missing MSRC assessment. It does not establish that the vulnerability was undisclosed. The original recorded fields remain below.

CVEMicrosoft Security Response Center

Microsoft SQL Server Elevation of Privilege Vulnerability

Heap-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges over a network.

What it said

CVE
CVE-2026-67381
Severity
Important
CVSS base score
8.8
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Impact
Elevation of Privilege
Exploitation detected
Not reported by MSRC
Publicly disclosed
No
Exploitability
Exploitation Less Likely
Component
SQL Server
Weakness
CWE-122: Heap-based Buffer Overflow
Issued by
Microsoft
Customer action
Required: apply the update
Affected products
Microsoft SQL Server 2017 for x64-based Systems (CU 31), Microsoft SQL Server 2017 for x64-based Systems (GDR), Microsoft SQL Server 2019 for x64-based Systems (CU 32), Microsoft SQL Server 2019 for x64-based Systems (GDR), Microsoft SQL Server 2022 for x64-based Systems (CU 26), Microsoft SQL Server 2022 for x64-based Systems (GDR), Microsoft SQL Server 2025 for x64-based Systems (CU8), Microsoft SQL Server 2025 for x64-based Systems (GDR)
Updates that fix it
KB5122768: Microsoft SQL Server 2022 for x64-based Systems (CU 26) (restart required); KB5122769: Microsoft SQL Server 2025 for x64-based Systems (CU8) (restart required); KB5122770: Microsoft SQL Server 2025 for x64-based Systems (GDR) (restart required); KB5122771: Microsoft SQL Server 2022 for x64-based Systems (GDR) (restart required); KB5122772: Microsoft SQL Server 2019 for x64-based Systems (CU 32) (restart required); KB5122773: Microsoft SQL Server 2019 for x64-based Systems (GDR) (restart required); KB5122774: Microsoft SQL Server 2017 for x64-based Systems (CU 31) (restart required); KB5122775: Microsoft SQL Server 2017 for x64-based Systems (GDR) (restart required)
CISA KEV
Unknown: catalog evidence is incomplete or retained
EPSS
0.9%; scored 22 Oct 2026
Public exploit code
Unknown: exploit-code evidence is incomplete or retained
Published
8 Sep 2026 07:00 UTC
Last revised
8 Sep 2026 07:00 UTC
Revision note
Information published.

Source evidence when recorded

Microsoft security releases
IncompleteRead 23 Oct 2026 at 08:14 UTC
CISA KEV
IncompleteRead 23 Oct 2026 at 08:14 UTC
FIRST EPSS
IncompleteRead 23 Oct 2026 at 08:14 UTC
Public detection templates (Nuclei)
IncompleteRead 23 Oct 2026 at 08:14 UTC

Coverage describes the sources at this observation. A complete read then does not establish their current position.

What changed

  1. Detection template: No Nuclei template listed → Unknown: exploit-code evidence is incomplete or retained · CISA KEV: Not listed in the collected catalog → Unknown: catalog evidence is incomplete or retained
Page history

Changes are dated when recorded; day views use the last saved version from that UTC day, and citations stay fixed.

Cite this version
Field-level log (16)

Up to 100 recent field edits are shown; older edits may be outside retention.

  1. 23 Oct 2026 · 08:31:50 UTC Public exploit codeNo Nuclei template listed → Unknown: exploit-code evidence is incomplete or retained
  2. 23 Oct 2026 · 08:31:50 UTC CISA KEVNot listed in the collected catalog → Unknown: catalog evidence is incomplete or retained
  3. 23 Oct 2026 · 08:31:50 UTC Source coverage: public-exploit-codeCurrent → Incomplete
  4. 23 Oct 2026 · 08:31:50 UTC Source coverage: first-epssCurrent → Incomplete
  5. 23 Oct 2026 · 08:31:50 UTC Source coverage: cisa-kevCurrent → Incomplete
  6. 23 Oct 2026 · 08:31:50 UTC Source coverage: msrc-cvrfCurrent → Incomplete
  7. 22 Oct 2026 · 17:33:15 UTC EPSS0.9%; scored 21 Oct 2026 → 0.9%; scored 22 Oct 2026
  8. 21 Oct 2026 · 21:47:24 UTC EPSS0.9%; scored 20 Oct 2026 → 0.9%; scored 21 Oct 2026
  9. 20 Oct 2026 · 20:53:31 UTC EPSS0.9%; scored 19 Oct 2026 → 0.9%; scored 20 Oct 2026
  10. 19 Oct 2026 · 15:12:40 UTC EPSS0.9%; scored 18 Oct 2026 → 0.9%; scored 19 Oct 2026
  11. 18 Oct 2026 · 14:54:30 UTC EPSS0.9%; scored 16 Oct 2026 → 0.9%; scored 18 Oct 2026
  12. 18 Oct 2026 · 14:54:30 UTC Link: September 2026/security?release=2026-Sep#cves
  13. 16 Oct 2026 · 16:13:25 UTC EPSS0.9%; scored 15 Oct 2026 → 0.9%; scored 16 Oct 2026
  14. 15 Oct 2026 · 21:30:54 UTC EPSS0.9%; scored 14 Oct 2026 → 0.9%; scored 15 Oct 2026
  15. 15 Oct 2026 · 01:07:54 UTC EPSS0.9%; scored 13 Oct 2026 → 0.9%; scored 14 Oct 2026
  16. 14 Oct 2026 · 11:22:42 UTC Source coverage: msrc-cvrfIncomplete → Current
ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 11 Nov 05:47 UTC · 275 of 275 readable · 273 fully read · documentation 469/469 current

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