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Recorded 6 Nov 2026 at 17:32 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.

CVEMicrosoft Security Response Center

MessagePack-CSharp Denial of Service Vulnerability

Improperly controlled sequential memory allocation in .NET allows an unauthorized attacker to deny service over a network.

What it said

CVE
CVE-2026-92707
Severity
Moderate
CVSS base score
5.3
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Impact
Denial of Service
Exploitation detected
No known exploitation (MSRC assessment)
Publicly disclosed
Yes (MSRC assessment)
Exploitability
Exploitation Less Likely
Component
.NET
Weakness
CWE-1325: Improperly Controlled Sequential Memory Allocation
Issued by
GitHub_M
Customer action
Required: follow the MSRC remediation guidance
Affected products
MessagePack 2.5.303, MessagePack 3.1.9, Microsoft Visual Studio 2022 version 17.14, Microsoft Visual Studio 2026 version 18.10, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 10.0 runtime installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 10.0 runtime installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 10.0 runtime installed on Windows, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 runtime installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 runtime installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 runtime installed on Windows, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 8.0 runtime installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 8.0 runtime installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 8.0 runtime installed on Windows, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 9.0 runtime installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 9.0 runtime installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 9.0 runtime installed on Windows
Updates that fix it
No KB listed
CISA KEV
Not listed in the collected catalog
EPSS
No EPSS score collected
Public detection template
No Nuclei template listed
Published
13 Oct 2026 07:00 UTC
Last revised
15 Oct 2026 07:00 UTC
Revision note
Updated the Security Updates table to add KB article links for .NET 11.0. This is an informational change only; the fixed builds are unchanged.
Public exploit code
No Nuclei template listed

Source evidence when recorded

Microsoft security releases
Complete at observationRead 6 Nov 2026 at 17:30 UTC
CISA KEV
Complete at observationRead 6 Nov 2026 at 17:30 UTC
FIRST EPSS
Complete at observationRead 6 Nov 2026 at 17:30 UTC
Public detection templates (Nuclei)
Complete at observationRead 6 Nov 2026 at 17:30 UTC

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

What changed

  1. Detection template: Unknown: detection-template evidence is incomplete or retained → No Nuclei template listed
  2. Detection template: No Nuclei template listed → Unknown: detection-template evidence is incomplete or retained
  3. Detection template: Unknown: detection-template evidence is incomplete or retained → No Nuclei template listed
  4. Detection template: No Nuclei template listed → Unknown: detection-template evidence is incomplete or retained
  5. Detection template: No Nuclei template listed · Customer action: Required: apply the update → Required: follow the MSRC remediation guidance · Public disclosure: Yes → Yes (MSRC assessment) · Exploitation detected: Not reported by MSRC → No known exploitation (MSRC assessment)
  6. Affected products: Microsoft Edge (Chromium-based), Microsoft Visual Studio 2022 version 17.14, Microsoft Visual Studio 2026 version 18.10, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 runtime installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 runtime installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 runtime installed on Windows, System.Formats.Cbor on .NET 10.0 runtime installed on Linux, System.Formats.Cbor on .NET 10.0 runtime installed on Mac OS, System.Formats.Cbor on .NET 10.0 runtime installed on Windows, System.Formats.Cbor on .NET 8.0 runtime installed on Linux, System.Formats.Cbor on .NET 8.0 runtime installed on Mac OS, System.Formats.Cbor on .NET 8.0 runtime installed on Windows, System.Formats.Cbor on .NET 9.0 runtime installed on Linux, System.Formats.Cbor on .NET 9.0 runtime installed on Mac OS, System.Formats.Cbor on .NET 9.0 runtime installed on Windows → MessagePack 2.5.303, MessagePack 3.1.9, Microsoft Visual Studio 2022 version 17.14, Microsoft Visual Studio 2026 version 18.10, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 10.0 runtime installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 10.0 runtime installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 10.0 runtime installed on Windows, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 runtime installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 runtime installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 runtime installed on Windows, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 8.0 runtime installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 8.0 runtime installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 8.0 runtime installed on Windows, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 9.0 runtime installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 9.0 runtime installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 9.0 runtime installed on Windows
  7. Detection template: Unknown: exploit-code evidence is incomplete or retained → No Nuclei template listed · CISA KEV: Unknown: catalog evidence is incomplete or retained → Not listed in the collected catalog
  8. 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
  9. Affected products: Microsoft Edge (Chromium-based), Microsoft Visual Studio 2022 version 17.14, Microsoft Visual Studio 2026 version 18.10, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Windows, System.Formats.Cbor on .NET 10.0 installed on Linux, System.Formats.Cbor on .NET 10.0 installed on Mac OS, System.Formats.Cbor on .NET 10.0 installed on Windows, System.Formats.Cbor on .NET 8.0 installed on Linux, System.Formats.Cbor on .NET 8.0 installed on Mac OS, System.Formats.Cbor on .NET 8.0 installed on Windows, System.Formats.Cbor on .NET 9.0 installed on Linux, System.Formats.Cbor on .NET 9.0 installed on Mac OS, System.Formats.Cbor on .NET 9.0 installed on Windows → Microsoft Edge (Chromium-based), Microsoft Visual Studio 2022 version 17.14, Microsoft Visual Studio 2026 version 18.10, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 runtime installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 runtime installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 runtime installed on Windows, System.Formats.Cbor on .NET 10.0 runtime installed on Linux, System.Formats.Cbor on .NET 10.0 runtime installed on Mac OS, System.Formats.Cbor on .NET 10.0 runtime installed on Windows, System.Formats.Cbor on .NET 8.0 runtime installed on Linux, System.Formats.Cbor on .NET 8.0 runtime installed on Mac OS, System.Formats.Cbor on .NET 8.0 runtime installed on Windows, System.Formats.Cbor on .NET 9.0 runtime installed on Linux, System.Formats.Cbor on .NET 9.0 runtime installed on Mac OS, System.Formats.Cbor on .NET 9.0 runtime installed on Windows
  10. Affected products: MessagePack 2.5.303, Microsoft Visual Studio 2022 version 17.14, Microsoft Visual Studio 2026 version 18.10, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Windows, System.Formats.Cbor on .NET 10.0 installed on Linux, System.Formats.Cbor on .NET 10.0 installed on Mac OS, System.Formats.Cbor on .NET 10.0 installed on Windows, System.Formats.Cbor on .NET 8.0 installed on Linux, System.Formats.Cbor on .NET 8.0 installed on Mac OS, System.Formats.Cbor on .NET 8.0 installed on Windows, System.Formats.Cbor on .NET 9.0 installed on Linux, System.Formats.Cbor on .NET 9.0 installed on Mac OS, System.Formats.Cbor on .NET 9.0 installed on Windows → Microsoft Edge (Chromium-based), Microsoft Visual Studio 2022 version 17.14, Microsoft Visual Studio 2026 version 18.10, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Windows, System.Formats.Cbor on .NET 10.0 installed on Linux, System.Formats.Cbor on .NET 10.0 installed on Mac OS, System.Formats.Cbor on .NET 10.0 installed on Windows, System.Formats.Cbor on .NET 8.0 installed on Linux, System.Formats.Cbor on .NET 8.0 installed on Mac OS, System.Formats.Cbor on .NET 8.0 installed on Windows, System.Formats.Cbor on .NET 9.0 installed on Linux, System.Formats.Cbor on .NET 9.0 installed on Mac OS, System.Formats.Cbor on .NET 9.0 installed on Windows
  11. Publisher revision note: Information published. → Updated the Security Updates table to add KB article links for .NET 11.0. This is an informational change only; the fixed builds are unchanged. · Affected products: MessagePack 2.5.303, Microsoft Visual Studio 2022 version 17.14, Microsoft Visual Studio 2026 version 18.10, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 10.0 installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 10.0 installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 10.0 installed on Windows, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Windows, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 8.0 installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 8.0 installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 8.0 installed on Windows, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 9.0 installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 9.0 installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 9.0 installed on Windows → MessagePack 2.5.303, Microsoft Visual Studio 2022 version 17.14, Microsoft Visual Studio 2026 version 18.10, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Windows, System.Formats.Cbor on .NET 10.0 installed on Linux, System.Formats.Cbor on .NET 10.0 installed on Mac OS, System.Formats.Cbor on .NET 10.0 installed on Windows, System.Formats.Cbor on .NET 8.0 installed on Linux, System.Formats.Cbor on .NET 8.0 installed on Mac OS, System.Formats.Cbor on .NET 8.0 installed on Windows, System.Formats.Cbor on .NET 9.0 installed on Linux, System.Formats.Cbor on .NET 9.0 installed on Mac OS, System.Formats.Cbor on .NET 9.0 installed on Windows
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 (41)

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

  1. 6 Nov 2026 · 17:32:22 UTC Public detection templateUnknown: detection-template evidence is incomplete or retained → No Nuclei template listed
  2. 6 Nov 2026 · 17:32:22 UTC Source coverage: public-exploit-codeIncomplete → Current
  3. 6 Nov 2026 · 17:32:22 UTC Source coverage: first-epssIncomplete → Current
  4. 6 Nov 2026 · 17:32:22 UTC Source coverage: msrc-cvrfIncomplete → Current
  5. 6 Nov 2026 · 16:31:02 UTC Public detection templateNo Nuclei template listed → Unknown: detection-template evidence is incomplete or retained
  6. 6 Nov 2026 · 16:31:02 UTC Source coverage: public-exploit-codeCurrent → Incomplete
  7. 6 Nov 2026 · 16:31:02 UTC Source coverage: first-epssCurrent → Incomplete
  8. 6 Nov 2026 · 16:31:02 UTC Source coverage: msrc-cvrfCurrent → Incomplete
  9. 2 Nov 2026 · 17:30:39 UTC Public detection templateUnknown: detection-template evidence is incomplete or retained → No Nuclei template listed
  10. 2 Nov 2026 · 17:30:39 UTC Source coverage: public-exploit-codeIncomplete → Current
  11. 2 Nov 2026 · 17:30:39 UTC Source coverage: first-epssIncomplete → Current
  12. 2 Nov 2026 · 17:30:39 UTC Source coverage: msrc-cvrfIncomplete → Current
  13. 2 Nov 2026 · 16:27:39 UTC Public detection templateNo Nuclei template listed → Unknown: detection-template evidence is incomplete or retained
  14. 2 Nov 2026 · 16:27:39 UTC Source coverage: public-exploit-codeCurrent → Incomplete
  15. 2 Nov 2026 · 16:27:39 UTC Source coverage: first-epssCurrent → Incomplete
  16. 2 Nov 2026 · 16:27:39 UTC Source coverage: msrc-cvrfCurrent → Incomplete
  17. 29 Oct 2026 · 20:19:26 UTC Public detection templateNo Nuclei template listed
  18. 29 Oct 2026 · 20:19:26 UTC EPSSNot scored → No EPSS score collected
  19. 29 Oct 2026 · 20:19:26 UTC Customer actionRequired: apply the update → Required: follow the MSRC remediation guidance
  20. 29 Oct 2026 · 20:19:26 UTC Publicly disclosedYes → Yes (MSRC assessment)
  21. 29 Oct 2026 · 20:19:26 UTC Exploitation detectedNot reported by MSRC → No known exploitation (MSRC assessment)
  22. 25 Oct 2026 · 19:05:13 UTC Affected productsMicrosoft Edge (Chromium-based), Microsoft Visual Studio 2022 version 17.14, Microsoft Visual Studio 2026 version 18.10, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 runtime installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 runtime installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 runtime installed on Windows, System.Formats.Cbor on .NET 10.0 runtime installed on Linux, System.Formats.Cbor on .NET 10.0 runtime installed on Mac OS, System.Formats.Cbor on .NET 10.0 runtime installed on Windows, System.Formats.Cbor on .NET 8.0 runtime installed on Linux, System.Formats.Cbor on .NET 8.0 runtime installed on Mac OS, System.Formats.Cbor on .NET 8.0 runtime installed on Windows, System.Formats.Cbor on .NET 9.0 runtime installed on Linux, System.Formats.Cbor on .NET 9.0 runtime installed on Mac OS, System.Formats.Cbor on .NET 9.0 runtime installed on Windows → MessagePack 2.5.303, MessagePack 3.1.9, Microsoft Visual Studio 2022 version 17.14, Microsoft Visual Studio 2026 version 18.10, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 10.0 runtime installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 10.0 runtime installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 10.0 runtime installed on Windows, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 runtime installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 runtime installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 runtime installed on Windows, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 8.0 runtime installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 8.0 runtime installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 8.0 runtime installed on Windows, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 9.0 runtime installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 9.0 runtime installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 9.0 runtime installed on Windows
  23. 23 Oct 2026 · 09:33:49 UTC Public exploit codeUnknown: exploit-code evidence is incomplete or retained → No Nuclei template listed
  24. 23 Oct 2026 · 09:33:49 UTC CISA KEVUnknown: catalog evidence is incomplete or retained → Not listed in the collected catalog
  25. 23 Oct 2026 · 09:33:49 UTC Source coverage: public-exploit-codeIncomplete → Current
  26. 23 Oct 2026 · 09:33:49 UTC Source coverage: first-epssIncomplete → Current
  27. 23 Oct 2026 · 09:33:49 UTC Source coverage: cisa-kevIncomplete → Current
  28. 23 Oct 2026 · 09:33:49 UTC Source coverage: msrc-cvrfIncomplete → Current
  29. 23 Oct 2026 · 08:31:50 UTC Public exploit codeNo Nuclei template listed → Unknown: exploit-code evidence is incomplete or retained
  30. 23 Oct 2026 · 08:31:50 UTC CISA KEVNot listed in the collected catalog → Unknown: catalog evidence is incomplete or retained
  31. 23 Oct 2026 · 08:31:50 UTC Source coverage: public-exploit-codeCurrent → Incomplete
  32. 23 Oct 2026 · 08:31:50 UTC Source coverage: first-epssCurrent → Incomplete
  33. 23 Oct 2026 · 08:31:50 UTC Source coverage: cisa-kevCurrent → Incomplete
  34. 23 Oct 2026 · 08:31:50 UTC Source coverage: msrc-cvrfCurrent → Incomplete
  35. 22 Oct 2026 · 22:02:57 UTC Affected productsMicrosoft Edge (Chromium-based), Microsoft Visual Studio 2022 version 17.14, Microsoft Visual Studio 2026 version 18.10, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Windows, System.Formats.Cbor on .NET 10.0 installed on Linux, System.Formats.Cbor on .NET 10.0 installed on Mac OS, System.Formats.Cbor on .NET 10.0 installed on Windows, System.Formats.Cbor on .NET 8.0 installed on Linux, System.Formats.Cbor on .NET 8.0 installed on Mac OS, System.Formats.Cbor on .NET 8.0 installed on Windows, System.Formats.Cbor on .NET 9.0 installed on Linux, System.Formats.Cbor on .NET 9.0 installed on Mac OS, System.Formats.Cbor on .NET 9.0 installed on Windows → Microsoft Edge (Chromium-based), Microsoft Visual Studio 2022 version 17.14, Microsoft Visual Studio 2026 version 18.10, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 runtime installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 runtime installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 runtime installed on Windows, System.Formats.Cbor on .NET 10.0 runtime installed on Linux, System.Formats.Cbor on .NET 10.0 runtime installed on Mac OS, System.Formats.Cbor on .NET 10.0 runtime installed on Windows, System.Formats.Cbor on .NET 8.0 runtime installed on Linux, System.Formats.Cbor on .NET 8.0 runtime installed on Mac OS, System.Formats.Cbor on .NET 8.0 runtime installed on Windows, System.Formats.Cbor on .NET 9.0 runtime installed on Linux, System.Formats.Cbor on .NET 9.0 runtime installed on Mac OS, System.Formats.Cbor on .NET 9.0 runtime installed on Windows
  36. 22 Oct 2026 · 22:02:57 UTC ExploitabilityNot assessed → Exploitation Less Likely
  37. 18 Oct 2026 · 14:54:30 UTC Link: October 2026/security?release=2026-Oct#cves
  38. 16 Oct 2026 · 16:13:25 UTC Affected productsMessagePack 2.5.303, Microsoft Visual Studio 2022 version 17.14, Microsoft Visual Studio 2026 version 18.10, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Windows, System.Formats.Cbor on .NET 10.0 installed on Linux, System.Formats.Cbor on .NET 10.0 installed on Mac OS, System.Formats.Cbor on .NET 10.0 installed on Windows, System.Formats.Cbor on .NET 8.0 installed on Linux, System.Formats.Cbor on .NET 8.0 installed on Mac OS, System.Formats.Cbor on .NET 8.0 installed on Windows, System.Formats.Cbor on .NET 9.0 installed on Linux, System.Formats.Cbor on .NET 9.0 installed on Mac OS, System.Formats.Cbor on .NET 9.0 installed on Windows → Microsoft Edge (Chromium-based), Microsoft Visual Studio 2022 version 17.14, Microsoft Visual Studio 2026 version 18.10, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Windows, System.Formats.Cbor on .NET 10.0 installed on Linux, System.Formats.Cbor on .NET 10.0 installed on Mac OS, System.Formats.Cbor on .NET 10.0 installed on Windows, System.Formats.Cbor on .NET 8.0 installed on Linux, System.Formats.Cbor on .NET 8.0 installed on Mac OS, System.Formats.Cbor on .NET 8.0 installed on Windows, System.Formats.Cbor on .NET 9.0 installed on Linux, System.Formats.Cbor on .NET 9.0 installed on Mac OS, System.Formats.Cbor on .NET 9.0 installed on Windows
  39. 15 Oct 2026 · 21:30:54 UTC Revision noteInformation published. → Updated the Security Updates table to add KB article links for .NET 11.0. This is an informational change only; the fixed builds are unchanged.
  40. 15 Oct 2026 · 21:30:54 UTC Last revised13 Oct 2026 07:00 UTC → 15 Oct 2026 07:00 UTC
  41. 15 Oct 2026 · 21:30:54 UTC Affected productsMessagePack 2.5.303, Microsoft Visual Studio 2022 version 17.14, Microsoft Visual Studio 2026 version 18.10, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 10.0 installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 10.0 installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 10.0 installed on Windows, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Windows, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 8.0 installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 8.0 installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 8.0 installed on Windows, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 9.0 installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 9.0 installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 9.0 installed on Windows → MessagePack 2.5.303, Microsoft Visual Studio 2022 version 17.14, Microsoft Visual Studio 2026 version 18.10, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Linux, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Mac OS, Microsoft.AspNetCore.SignalR.Protocols.MessagePack on .NET 11.0 installed on Windows, System.Formats.Cbor on .NET 10.0 installed on Linux, System.Formats.Cbor on .NET 10.0 installed on Mac OS, System.Formats.Cbor on .NET 10.0 installed on Windows, System.Formats.Cbor on .NET 8.0 installed on Linux, System.Formats.Cbor on .NET 8.0 installed on Mac OS, System.Formats.Cbor on .NET 8.0 installed on Windows, System.Formats.Cbor on .NET 9.0 installed on Linux, System.Formats.Cbor on .NET 9.0 installed on Mac OS, System.Formats.Cbor on .NET 9.0 installed on Windows
ChangeIntel

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Sources read 9 Nov 10:47 UTC · 275 of 275 readable · 273 fully read · documentation 469/469 current

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