CVE-2025-26634

HIGH

Microsoft Windows 10 1507 < 10.0.10240.20915 - Heap Buffer Overflow

Title source: rule
STIX 2.1

Description

Heap-based buffer overflow in Windows Core Messaging allows an authorized attacker to elevate privileges over a network.

References (1)

Core 1
Core References

Scores

CVSS v3 7.5
EPSS 0.0041
EPSS Percentile 61.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-122
Status published
Products (12)
microsoft/windows_10_1507 < 10.0.10240.20915
microsoft/windows_10_1607 < 10.0.14393.7785 (2 CPE variants)
microsoft/windows_10_21h2 < 10.0.19044.5487
microsoft/windows_10_22h2 < 10.0.19045.5487
microsoft/windows_11_22h2 < 10.0.22621.4890
microsoft/windows_11_23h2 < 10.0.22631.4890
microsoft/windows_11_24h2 < 10.0.26100.3194
microsoft/windows_server_2016 < 10.0.14393.7785
microsoft/windows_server_2019 < 10.0.17763.6893
microsoft/windows_server_2022 < 10.0.20348.3207
... and 2 more
Published Mar 11, 2025
Tracked Since Feb 18, 2026