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CVE-2025-54101

MEDIUMCVSS 4.8/10EPSS 2.35%

Last modified

CVE-2025-54101 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. Use after free in Windows SMBv3 Client allows an authorized attacker to execute code over a network.. EPSS estimates a 2.35% chance of exploitation in the next 30 days.

Description

Use after free in Windows SMBv3 Client allows an authorized attacker to execute code over a network.

Metrics

CVSS 3.1
4.8/10

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

EPSS Probability
2.35%

81.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
MicrosoftWindows 10 1507< 10.0.10240.21128
MicrosoftWindows 10 1607< 10.0.14393.8422
MicrosoftWindows 10 1809< 10.0.17763.7792
MicrosoftWindows 10 21h2< 10.0.19044.6332
MicrosoftWindows 10 22h2< 10.0.19045.6332
MicrosoftWindows 11 22h2< 10.0.22621.5909
MicrosoftWindows 11 23h2< 10.0.22631.5909
MicrosoftWindows Server 2012All versions
MicrosoftWindows Server 2012r2
MicrosoftWindows Server 2016< 10.0.14393.8422
MicrosoftWindows Server 2019< 10.0.17763.7792
MicrosoftWindows Server 2022< 10.0.20348.4106
MicrosoftWindows Server 2022 23h2< 10.0.25398.1849

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2025-54101?
Use after free in Windows SMBv3 Client allows an authorized attacker to execute code over a network.
How severe is CVE-2025-54101?
CVE-2025-54101 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 2.35% probability of exploitation in the next 30 days.
How do I fix CVE-2025-54101?
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-2025-54101?

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

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Source: NVD / NIST