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CVE-2026-7978

HIGH CVSS: 8.1 Published: 2026-05-06 Modified: 2026-06-17

Description

Inappropriate implementation in Companion in Google Chrome on Mac prior to 148.0.7778.96 allowed a remote attacker to perform OS-level privilege escalation via malicious network traffic. (Chromium security severity: Medium)

Affected Platforms

Google ChromeApple Macos

Weakness Type

CWE-693

References