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High CVSS 7.5

CVE-2026-68819

Microsoft Windows 10 1607

Buffer over-read in Windows Network File System allows an unauthorized attacker to deny service over a network.

What this means

Exposure
Exploitable remotely over the network, without authentication and with no action from the victim.
Impact
An attacker can take the service offline.
Likelihood
Its EPSS score stays low: nothing points to imminent exploitation, which is no reason to leave it unpatched.

What to doFold into the next patch cycle. Start with the instances exposed to the internet.

Read automatically from the CVSS vector, the weakness type (CWE) and the EPSS score. The technical description above remains the one published by NIST.

Published
11 August 2026
CVSS
7.5 (v3.1) CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
0.68% probability of exploitation within 30 days · above 50% of all CVEs
Weakness
CWE-126
Sources
nvd
References

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