CVE-2025-26634 — Heap-based Buffer Overflow in Microsoft Windows 10 Version 1507

CWE-122 — Heap-based Buffer Overflow4 documents4 sources
Severity
7.5HIGHNVD
EPSS
0.4%
top 38.85%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
21
Microsoft Windows 10 Version 1507Microsoft Windows 10 Version 1607Microsoft Windows 10 Version 1809+18 more
Timeline
PublishedMar 11

Description

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

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.6 | Impact: 5.9

Affected Packages21 packages

▶NVDmicrosoft/windows< 10.0.14393.7785+4
▶NVDmicrosoft/windows_10_1507< 10.0.10240.20915
▶NVDmicrosoft/windows_10_1607< 10.0.14393.7785
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.5487
▶NVDmicrosoft/windows_10_22h2< 10.0.19045.5487

🔴Vulnerability Details

2
CVEList
Windows Core Messaging Elevation of Privileges Vulnerability↗2025-03-11
▶
GHSA
GHSA-62q2-gc88-c4rh: Heap-based buffer overflow in Windows Core Messaging allows an authorized attacker to elevate privileges over a network↗2025-03-11
▶

📋Vendor Advisories

1
Microsoft
Windows Core Messaging Elevation of Privileges Vulnerability↗2025-03-11
▶
CVE-2025-26634 — Heap-based Buffer Overflow | cvebase