Upstream information

CVE-2026-7978 at MITRE

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)

SUSE information

Overall state of this security issue: Revisit

This issue is currently rated as having critical severity.

CVSS v3 Scores
CVSS detail CNA (CISA-ADP)
Base Score 8.1
Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
CVSSv3 Version 3.1
SUSE Bugzilla entry: 1264175 [NEW]

No SUSE Security Announcements cross referenced.

SUSE Timeline for this CVE

CVE page created: Wed May 6 08:15:03 2026
CVE page last modified: Thu May 7 12:29:55 2026