CVE-2026-85880

KEV
Published: Set 08, 2026 Last Modified: Set 09, 2026
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 7,8
Source: [email protected]
Attack Vector: local
Attack Complexity: low
Privileges Required: low
User Interaction: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high

Description

AI Translation Available

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

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0057
Percentile
0,5th
Updated

EPSS Score Trend (Last 4 Days)

122

Heap-based Buffer Overflow

Draft
Abstraction: Variant Structure: Simple
Common Consequences
Security Scopes Affected:
Availability Integrity Confidentiality Access Control Other
Potential Impacts:
Dos: Crash, Exit, Or Restart Dos: Resource Consumption (Cpu) Dos: Resource Consumption (Memory) Execute Unauthorized Code Or Commands Bypass Protection Mechanism Modify Memory Other
Applicable Platforms
Languages: Memory-Unsafe, C, C++
Likelihood of Exploit: High
View CWE Details
908

Use of Uninitialized Resource

Incomplete
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Confidentiality Availability
Potential Impacts:
Read Memory Read Application Data Dos: Crash, Exit, Or Restart
Applicable Platforms
All platforms may be affected
Likelihood of Exploit: Medium
View CWE Details
Operating System

Windows 10 21H2 by Microsoft

Product Information
Vendor Microsoft
Product Windows 10 21H2
Version Range Affected
To 10.0.19044.7725 (exclusive)
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x86:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows Server 2019 by Microsoft

Product Information
Vendor Microsoft
Product Windows Server 2019
Version Range Affected
To 10.0.17763.9245 (exclusive)
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 10 22H2 by Microsoft

Product Information
Vendor Microsoft
Product Windows 10 22H2
Version Range Affected
To 10.0.19045.7725 (exclusive)
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:arm64:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 10 21H2 by Microsoft

Product Information
Vendor Microsoft
Product Windows 10 21H2
Version Range Affected
To 10.0.19044.7725 (exclusive)
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:arm64:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows Server 2022 by Microsoft

Product Information
Vendor Microsoft
Product Windows Server 2022
Version Range Affected
To 10.0.20348.5622 (exclusive)
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 10 1809 by Microsoft

Product Information
Vendor Microsoft
Product Windows 10 1809
Version Range Affected
To 10.0.17763.9245 (exclusive)
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 10 22H2 by Microsoft

Product Information
Vendor Microsoft
Product Windows 10 22H2
Version Range Affected
To 10.0.19045.7725 (exclusive)
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x86:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows Server 2012 by Microsoft

Product Information
Vendor Microsoft
Product Windows Server 2012
Version -
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 10 22H2 by Microsoft

Product Information
Vendor Microsoft
Product Windows 10 22H2
Version Range Affected
To 10.0.19045.7725 (exclusive)
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x64:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows Server 2016 by Microsoft

Product Information
Vendor Microsoft
Product Windows Server 2016
Version Range Affected
To 10.0.14393.9512 (exclusive)
cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 10 1809 by Microsoft

Product Information
Vendor Microsoft
Product Windows 10 1809
Version Range Affected
To 10.0.17763.9245 (exclusive)
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 10 1607 by Microsoft

Product Information
Vendor Microsoft
Product Windows 10 1607
Version Range Affected
To 10.0.14393.9512 (exclusive)
cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows Server 2012 by Microsoft

Product Information
Vendor Microsoft
Product Windows Server 2012
Version r2
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 10 21H2 by Microsoft

Product Information
Vendor Microsoft
Product Windows 10 21H2
Version Range Affected
To 10.0.19044.7725 (exclusive)
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x64:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Windows 10 1607 by Microsoft

Product Information
Vendor Microsoft
Product Windows 10 1607
Version Range Affected
To 10.0.14393.9512 (exclusive)
cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*
Common Platform Enumeration - Standardized vulnerability identification
https://www.cisa.gov/known-exploited-vulnerabilities-catalo…
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026…
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2…
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85880