CVE-2026-39873

Published: Lug 27, 2026 Last Modified: Lug 28, 2026
ExploitDB:
Other exploit source:
Google Dorks:
CRITICAL 9,8
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high

Description

AI Translation Available

The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. Connecting to a malicious SMB server may lead to unexpected system termination.

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
0,0015
Percentile
0,0th
Updated

Single Data Point

Only one EPSS measurement is available for this CVE. Trend analysis requires multiple data points over time.

119

Improper Restriction of Operations within the Bounds of a Memory Buffer

Stable
Abstraction: Class Structure: Simple
Common Consequences
Security Scopes Affected:
Integrity Confidentiality Availability
Potential Impacts:
Execute Unauthorized Code Or Commands Modify Memory Read Memory Dos: Crash, Exit, Or Restart Dos: Resource Consumption (Cpu) Dos: Resource Consumption (Memory)
Applicable Platforms
Languages: Memory-Unsafe, C, C++, Assembly
Likelihood of Exploit: High
View CWE Details
Operating System

Macos by Apple

Product Information
Vendor Apple
Product Macos
Version Range Affected
From 26.0 (inclusive)
To 26.6 (exclusive)
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Macos by Apple

Product Information
Vendor Apple
Product Macos
Version Range Affected
From 14.0 (inclusive)
To 14.8.8 (exclusive)
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Macos by Apple

Product Information
Vendor Apple
Product Macos
Version Range Affected
From 15.0 (inclusive)
To 15.7.8 (exclusive)
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://support.apple.com/en-us/128067
https://support.apple.com/en-us/128067
https://support.apple.com/en-us/128071
https://support.apple.com/en-us/128071
https://support.apple.com/en-us/128072
https://support.apple.com/en-us/128072