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CVE-2025-48822

HIGHCVSS 8.6/10EPSS 0.58%

Last modified

CVE-2025-48822 is a high-severity vulnerability rated 8.6/10 on the CVSS scale. Out-of-bounds read in Windows Hyper-V allows an unauthorized attacker to execute code locally.. EPSS estimates a 0.58% chance of exploitation in the next 30 days.

Description

Out-of-bounds read in Windows Hyper-V allows an unauthorized attacker to execute code locally.

Metrics

CVSS 3.1
8.6/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

EPSS Probability
0.58%

43.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
MicrosoftWindows 10 1607< 10.0.14393.8246
MicrosoftWindows 10 1809< 10.0.17763.7558
MicrosoftWindows 10 21h2< 10.0.19044.6093
MicrosoftWindows 10 22h2< 10.0.19045.6093
MicrosoftWindows 11 22h2< 10.0.22621.5624
MicrosoftWindows 11 23h2< 10.0.22631.5624
MicrosoftWindows 11 24h2< 10.0.26100.4652
MicrosoftWindows Server 2016< 10.0.14393.8246
MicrosoftWindows Server 2019< 10.0.17763.7558
MicrosoftWindows Server 2022< 10.0.20348.3932
MicrosoftWindows Server 2022 23h2< 10.0.25398.1732
MicrosoftWindows Server 2025< 10.0.26100.4652

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2025-48822?
Out-of-bounds read in Windows Hyper-V allows an unauthorized attacker to execute code locally.
How severe is CVE-2025-48822?
CVE-2025-48822 has a CVSS score of 8.6/10 (HIGH severity). The EPSS model estimates a 0.58% probability of exploitation in the next 30 days.
How do I fix CVE-2025-48822?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-48822?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST