CVE-2026-44815

CVSS 9.8 · CRITICAL

EPSS p26

Lower risk — in the top 74% least-likely-to-be-exploited CVEs.

No patch reference

No patch/mitigation in references

Published 6/9/2026 · updated 6/9/2026 · CWE-121

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Summary

Stack-based buffer overflow in Windows DHCP Client allows an unauthorized attacker to execute code over a network.

CVSS 9.8 — CRITICAL

9.8 / 10

AV: Network
AC: Low complexity
PR: No privileges
UI: No user interaction
S: Scope unchanged
C: Confidentiality: High
I: Integrity: High
A: Availability: High

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

EPSS exploitation probability

0.1%

Percentile p26 — Lower risk — in the top 74% least-likely-to-be-exploited CVEs.

Timeline

Jun 9, 2026 · Disclosed / published in NVD
Jun 9, 2026 · Intel last updated

Intel sources

Which upstream feeds returned data for this CVE, and when they were last fetched.

NVD· 53 days ago
CVE.org· no data
FIRST EPSS· 53 days ago
CISA KEV· no data
OSV· 53 days ago

References

Other1

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44815

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