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 products
google: chrome; apple: macos
References2
- chromereleases.googleblog.com/2026/05/stable-channel-update-for… Vendor Advisory
- issues.chromium.org/issues/497828892 Issue TrackingPermissions Required
Metrics
- CVSS 3.1
-
8.1
HIGH
Score source: CNA
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 0% percentile: 15 · as of 13 November 2026
- CWE
- CWE-693
Could this be exploited in your environment?
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