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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 Denial of Service Vulnerability

Integer overflow or wraparound in SQL Server allows an authorized attacker to deny service over a network.

What it said

CVE
CVE-2026-67641
Severity
Important
CVSS base score
6.5
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
Impact
Denial of Service
Exploitation detected
Not reported by MSRC
Publicly disclosed
No
Exploitability
Exploitation Unlikely
Component
SQL Server
Weakness
CWE-190: Integer Overflow or Wraparound
Issued by
Microsoft
Customer action
Required: apply the update
Affected products
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)
CISA KEV
Unknown: catalog evidence is incomplete or retained
EPSS
1.1%; 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 EPSS1.1%; scored 21 Oct 2026 → 1.1%; scored 22 Oct 2026
  8. 21 Oct 2026 · 21:47:24 UTC EPSS1.1%; scored 20 Oct 2026 → 1.1%; scored 21 Oct 2026
  9. 20 Oct 2026 · 20:53:31 UTC EPSS1.1%; scored 19 Oct 2026 → 1.1%; scored 20 Oct 2026
  10. 19 Oct 2026 · 15:12:40 UTC EPSS1.1%; scored 18 Oct 2026 → 1.1%; scored 19 Oct 2026
  11. 18 Oct 2026 · 14:54:30 UTC EPSS1.1%; scored 16 Oct 2026 → 1.1%; 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 EPSS1.1%; scored 15 Oct 2026 → 1.1%; scored 16 Oct 2026
  14. 15 Oct 2026 · 21:30:54 UTC EPSS1.1%; scored 14 Oct 2026 → 1.1%; scored 15 Oct 2026
  15. 15 Oct 2026 · 01:07:54 UTC EPSS1.1%; scored 13 Oct 2026 → 1.1%; 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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