November 2026 Patch Tuesday lists dozens of Microsoft flaws
The excerpt lists 57 CVEs, including CVSS 9.8 remote code execution bugs rated exploitation less likely.
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CVE-2026-105528
Local privilege escalation via heap overflow in Desktop Window Manager
- CVSS 3.1
- 7.8 high
- EPSS
- —
- Published
- ·
- Modified
AI analysisSummaries by Vani AI
A heap-based buffer overflow in Microsoft Desktop Window Manager lets an already authorized local user elevate privileges. No user interaction is required. Successful exploitation can give high confidentiality, integrity, and availability impact on the local system. Microsoft has not listed affected builds or a fixed version.
What to do: Apply Microsoft's update for CVE-2026-105528 when it is available. No workaround is named.
| Product | Affected |
|---|---|
| Microsoft Desktop Window Manager | — |
Estimated exposure
No basis for an estimate.
Order-of-magnitude estimate by the model from install counts, market share and public scan data it knows; verify before quoting.
Description · NVD
Heap-based buffer overflow in Desktop Window Manager allows an authorized attacker to elevate privileges locally.
- Weakness
- CWE-122
- Vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
In the news
2 storiesMicrosoft November 2026 Patch Tuesday covers dozens of Windows flaws
The visible Rapid7 list includes several 9.8 remote code execution bugs; each entry is marked not publicly disclosed.
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