- Description
- Use after free in Windows VMSwitch allows an authorized attacker to elevate privileges over a network.
- Source
- secure@microsoft.com
- NVD status
- Analyzed
- Products
- windows_10_1607, windows_10_1809, windows_10_21h2, windows_10_22h2, windows_11_24h2, windows_11_25h2, windows_11_26h1, windows_server_2012, windows_server_2016, windows_server_2019, windows_server_2022, windows_server_2025
CVSS 3.1
- Type
- Secondary
- Base score
- 9.9
- Impact score
- 6
- Exploitability score
- 3.1
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- Severity
- CRITICAL
- secure@microsoft.com
- CWE-416
- Hype score
- Not currently trending
🚨 Windows VMSwitch EoP — CVSS 9.9 CVE-2026-57092: Guest VM → Host compromise via use-after-free in Hyper-V VMSwitch. Affects Windows 10/11 & Server 2012-2025 with Hyper-V. → https://t.co/oOc9F0wr3k #cybersecurity #infosec #Microsoft #HyperV #ThreatIntel
@ThreatAft
27 Jul 2026
60 Impressions
0 Retweets
0 Likes
0 Bookmarks
0 Replies
0 Quotes
🪟 CVSS 9.9: CVE-2026-57092 hits Windows VMSwitch via use-after-free, letting an authorized attacker escalate privileges over the network. Affects Win10, Win11, Server 2012-2025. Patch is out — apply it. #Windows #CyberSecurity https://t.co/ok37OhJjnD https://t.co/XpnhUUg7eT
@SecAlertsCo
21 Jul 2026
90 Impressions
0 Retweets
0 Likes
0 Bookmarks
0 Replies
0 Quotes
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