CVE-2026-7978 - Vulnerability Analysis
HighCVSS: 8.1Last Updated: May 6, 2026
Google Chrome - Privilege Escalation
Published: May 6, 2026Updated: May 6, 2026Remote Exploitable
Overview
Google Chrome on Mac < 148.0.7778.96 contains an OS-level privilege escalation caused by inappropriate implementation in Companion, letting remote attackers escalate privileges via malicious network traffic.
Severity & Score
Severity: High
CVSS Score: 8.1
Impact
Remote attackers can escalate OS-level privileges, potentially gaining higher system access.
Mitigation
Update to version 148.0.7778.96 or later.
References
Related Resources
Details
- CVE ID
- CVE-2026-7978
- Severity
- High
- CVSS Score
- 8.1
- Type
- broken_access_control
- Status
- confirmed
CWE
- CWE-693
CVSS Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H