SEPTEMBER 17, 2026
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Case File

CVE-2026-86889

MEDIUM · CVSS 4.8 EPSS 0.19%

Source: NVD + CISA KEV + EPSS · Published 2026-09-14 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

A vulnerability in certificate validation could allow an attacker in a privileged network position to intercept network traffic, potentially compromising sensitive data. This issue affects unspecified products and has been addressed in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7. Organizations using these macOS versions should prioritize updating to mitigate the risk of interception.

CVE
CVE-2026-86889
Severity
MEDIUM
CVSS
4.8
EPSS
0.19%

Original NVD Description

A certificate validation issue was addressed with improved certificate validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An attacker in a privileged network position may be able to intercept network traffic.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2026-86917 HIGH CVE-2026-86905 MEDIUM CVE-2026-86904 HIGH CVE-2026-86903 MEDIUM CVE-2026-86895 HIGH CVE-2026-86894 HIGH