CVE-2025-26666 | Severity.io

Description

Heap-based buffer overflow in Windows Media allows an authorized attacker to execute code locally.

Related CPE's

o

microsoft

windows_10_1809

2

windows_10_21h2

Vulnerable

windows_10_22h2

Vulnerable

windows_11_22h2

Vulnerable

windows_11_23h2

Vulnerable

windows_11_24h2

Vulnerable

windows_server_2019

Vulnerable

windows_server_2022

Vulnerable

windows_server_2022_23h2

Vulnerable

windows_server_2025

Vulnerable

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26666

Vendor Advisory

Weaknesses

[email protected]

Secondary

CWE-122

CVSS impact metrics

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

7.8 · High

Information

Source identifier

[email protected]

Vulnerability status

Analyzed

Published

2025-04-08T18:15:49.833Z

1 year ago

Last modified

2026-06-17T09:02:14.257Z

1 month ago