November 13, 2026 Follow Egret
CVE-2023-29360 · CVE record: PUBLISHED

Microsoft Streaming Service Elevation of Privilege Vulnerability

Microsoft Windows 10 Version 1809, Microsoft Windows Server 2019, Microsoft Windows Server 2019 (Server Core installation), Microsoft Windows Server 2022, Microsoft Windows 11 version 21H2, Microsoft Windows 10 Version 21H2, Microsoft Windows 11 version 22H2, Microsoft Windows 10 Version 22H2, Microsoft Windows 10 Version 1607, Microsoft Windows Server 2016, Microsoft Windows Server 2016 (Server Core installation)

Microsoft Streaming Service Elevation of Privilege Vulnerability

Exploitation evidence

Known exploited · CISA KEV listed

Added 2024-02-29. Ransomware campaign use: Unknown.

CISA required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

CISA due date: 2024-03-21. This is the catalog’s deadline, not an assessment of your organization’s exposure.

KEV checked 13 Nov 2026, 00:20 Jerusalem · Original catalog ↗

Reported products and versions

Microsoft / Windows 10 Version 1809

Default status: Not specified

  • affected: 10.0.17763.0 to < 10.0.17763.4499 (custom)

Microsoft / Windows 10 Version 1809

Default status: Not specified

  • affected: 10.0.0 to < 10.0.17763.4499 (custom)

Microsoft / Windows Server 2019

Default status: Not specified

  • affected: 10.0.17763.0 to < 10.0.17763.4499 (custom)

Microsoft / Windows Server 2019 (Server Core installation)

Default status: Not specified

  • affected: 10.0.17763.0 to < 10.0.17763.4499 (custom)

Microsoft / Windows Server 2022

Default status: Not specified

  • affected: 10.0.20348.0 to < 10.0.20348.1787 (custom)

Microsoft / Windows 11 version 21H2

Default status: Not specified

  • affected: 10.0.0 to < 10.0.22000.2057 (custom)

Microsoft / Windows 10 Version 21H2

Default status: Not specified

  • affected: 10.0.19043.0 to < 10.0.19044.3086 (custom)

Microsoft / Windows 11 version 22H2

Default status: Not specified

  • affected: 10.0.22621.0 to < 10.0.22621.1848 (custom)

Microsoft / Windows 10 Version 22H2

Default status: Not specified

  • affected: 10.0.19045.0 to < 10.0.19045.3086 (custom)

Microsoft / Windows 10 Version 1607

Default status: Not specified

  • affected: 10.0.14393.0 to < 10.0.14393.5989 (custom)

Microsoft / Windows Server 2016

Default status: Not specified

  • affected: 10.0.14393.0 to < 10.0.14393.5989 (custom)

Microsoft / Windows Server 2016 (Server Core installation)

Default status: Not specified

  • affected: 10.0.14393.0 to < 10.0.14393.5989 (custom)

Fixes and workarounds

No explicit solution text in the downloaded CVE record. Consult the vendor advisory; unaffected version ranges are shown above as reported, not inferred as a patch recommendation.

Sources and related reporting

CVE Program record ↗ · Download tracked evidence as JSON

Observed change timeline

History begins when Egret first downloads each source. It is not the complete upstream CVE history.

12 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-12",
  "epss": 0.2162,
  "percentile": 0.97661
}
10 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-10",
  "epss": 0.2162,
  "percentile": 0.97647
}
09 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-09",
  "epss": 0.2162,
  "percentile": 0.97644
}
08 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-08",
  "epss": 0.2162,
  "percentile": 0.97644
}
07 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-07",
  "epss": 0.2162,
  "percentile": 0.97642
}
06 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-06",
  "epss": 0.2162,
  "percentile": 0.97639
}
06 Nov 2026, 06:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-05",
  "epss": 0.2162,
  "percentile": 0.97637
}
04 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-04",
  "epss": 0.2162,
  "percentile": 0.97636
}
04 Nov 2026, 18:20 Jerusalem · CVE Program record changed

Stored CNA snapshot at this observation.

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          "versions": [
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        {
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          "product": "Windows 10 Version 1607",
          "vendor": "Microsoft",
          "versions": [
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              "status": "affected",
              "version": "10.0.14393.0",
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        },
        {
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          ],
          "product": "Windows Server 2016",
          "vendor": "Microsoft",
          "versions": [
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              "version": "10.0.14393.0",
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        {
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03 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-03",
  "epss": 0.2162,
  "percentile": 0.97631
}
03 Nov 2026, 02:22 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-02",
  "epss": 0.2162,
  "percentile": 0.97628
}
03 Nov 2026, 02:22 Jerusalem · CISA KEV status changed

Stored KEV snapshot at this observation.

{
  "cveID": "CVE-2023-29360",
  "cwes": [
    "CWE-822"
  ],
  "dateAdded": "2024-02-29",
  "dueDate": "2024-03-21",
  "forensicTriage": "No",
  "knownRansomwareCampaignUse": "Unknown",
  "notes": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-29360 ;https://nvd.nist.gov/vuln/detail/CVE-2023-29360",
  "product": "Streaming Service",
  "requiredAction": "Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.",
  "shortDescription": "Microsoft Streaming Service contains an untrusted pointer dereference vulnerability that allows for privilege escalation, enabling a local attacker to gain SYSTEM privileges.",
  "vendorProject": "Microsoft",
  "vulnerabilityName": "Microsoft Streaming Service Untrusted Pointer Dereference Vulnerability"
}
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