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Vulnerability · NVD

CVE-2026-7978

CVE-2026-7978, high severity (CVSS 8.1): 2 tracked apps concerned, all fixed or indeterminable on their current version.

Severity (CVSS)
8.1

NVD scale

Exploitation
0.2 %

EPSS, predicted over 30 days

Tracked apps
2
Still exposed
0

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)

Attack vector : Network No privileges required No user interaction
Show raw CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS 0.24% exploit very unlikely percentile 14.5%

Tracked apps referencing this CVE

For each app: the affected range, the fixing version, and where the tracked app stands today.

  • Chrome macOS com.google.Chrome
    Affected <148.0.7778.96 Fixed in 148.0.7778.96 Latest tracked - undetermined
  • Google Chrome Windows winget:Google.Chrome
    Affected <148.0.7778.96 Fixed in 148.0.7778.96 Latest tracked 152.0.7977.65 patched
Vulnerable CPE configurations (2)
Vendor Product Versions
google chrome
All platforms (wildcard)
 <148.0.7778.96
google chrome
All platforms (wildcard)
 <148.0.7778.96
View on NVD ↗ Advisory · chromereleases.googleblog.com