CVE-2025-27490: Windows Bluetooth Service Elevation of Privilege Vulnerability

7.8 CVSS

Description

Heap-based buffer overflow in Windows Bluetooth Service allows an authorized attacker to elevate privileges locally.

Classification

CVE ID: CVE-2025-27490

CVSS Base Severity: HIGH

CVSS Base Score: 7.8

CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Problem Types

CWE-122: Heap-based Buffer Overflow CWE-125: Out-of-bounds Read

Affected Products

Vendor: Microsoft, Microsoft, Microsoft, Microsoft, Microsoft, Microsoft, Microsoft, Microsoft, Microsoft, Microsoft

Product: Windows Server 2022, Windows 10 Version 21H2, Windows 11 version 22H2, Windows 10 Version 22H2, Windows Server 2025 (Server Core installation), Windows 11 version 22H3, Windows 11 Version 23H2, Windows Server 2022, 23H2 Edition (Server Core installation), Windows 11 Version 24H2, Windows Server 2025

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.05% (probability of being exploited)

EPSS Percentile: 15.26% (scored less or equal to compared to others)

EPSS Date: 2025-04-18 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-27490
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-27490

Timeline