SEPTEMBER 20, 2026
Live Feed
Back to database
Case File

CVE-2026-39877

HIGH · CVSS 7.8 EPSS 0.20%

Source: NVD + CISA KEV + EPSS · Published 2026-07-27 · Last synced 2026-08-26

CyberRota Analysis

AI-Generated

A memory corruption vulnerability in unspecified products could allow an application to disclose sensitive kernel memory, potentially leading to unauthorized access to critical system information. Organizations using affected versions of macOS, specifically Sequoia 15.7.8 and Sonoma 14.8.8, should prioritize patching to mitigate the risk of exploitation. This high-severity issue poses a significant threat to system integrity and data confidentiality.

CVE
CVE-2026-39877
Severity
HIGH
CVSS
7.8
EPSS
0.20%

Original NVD Description

A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. An app may be able to disclose kernel memory.

Related CVEs

Other vulnerabilities affecting the same vendor(s)