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CVE-2026-25266— Exposed dangerous function in windows host

Quick assessment

Affected
Qualcomm, Inc. Snapdragon
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Qualcomm Chipsets是美国高通（Qualcomm）公司的一系列芯片组。 Qualcomm Chipsets存在安全漏洞，该漏洞源于设备处于省电状态时处理IOCTL命令导致内存损坏。

CVSS 5.5 · Medium EPSS 0.07% · P0

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 24

VendorProduct Version RangeStatus
Qualcomm, Inc. Snapdragon Cologne affected
FastConnect 6900 affected
FastConnect 7800 affected
SC8380XP affected
Snapdragon AR1 Gen 1 Platform affected
WCD9378C affected
WCD9380 affected
WCD9385 affected
… +16 more rows
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I. Basic Information for CVE-2026-25266

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
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Vulnerability Title
Exposed dangerous function in windows host
Source: CVE Program / CVE List V5
Vulnerability Description
Memory corruption while processing IOCTL command when device is in power-save state.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
暴露危险的方法或函数
Source: CVE Program / CVE List V5
Vulnerability Title
Qualcomm Chipsets 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Qualcomm Chipsets是美国高通（Qualcomm）公司的一系列芯片组。 Qualcomm Chipsets存在安全漏洞，该漏洞源于设备处于省电状态时处理IOCTL命令导致内存损坏。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Qualcomm, Inc. Snapdragon Cologne -

II. Public POCs for CVE-2026-25266

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-25266

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Same Patch Batch · Qualcomm, Inc. · 2026-05-04 · 10 CVEs total

CVE-2026-25293 9.6 CRITICAL Incorrect authorization in PLC FW
CVE-2026-24082 7.8 HIGH Use After Free in Automotive GPU
CVE-2025-47408 7.8 HIGH Untrusted Pointer Dereference in Power Optimization Firmware
CVE-2025-47407 7.8 HIGH Time-of-check Time-of-use (TOCTOU) Race Condition in DSP Service
CVE-2025-47405 7.8 HIGH Untrusted Pointer Dereference in Camera
CVE-2025-47404 6.5 MEDIUM Buffer Copy Without Checking Size of Input in Automotive Audio
CVE-2025-47403 6.5 MEDIUM Buffer Over-read in WLAN Firmware
CVE-2025-47401 6.5 MEDIUM Buffer Over-read in WLAN HAL
CVE-2025-47406 6.1 MEDIUM Buffer Over-read in DSP Service

IV. Related Vulnerabilities

Same product: Snapdragon
Same vendor: Qualcomm, Inc.
Same weakness: CWE-749