CVE-2026-7963

Inappropriate implementation in ServiceWorker in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to…

High · published May 6, 2026

CVSS v3.1
8.3
EPSS
0%
Percentile
21.9
In the wild
Unconfirmed
What it is

Inappropriate implementation in ServiceWorker in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium)

The record
Technical detail
CVSS v3.1
8.3 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00304 · 21.9th percentile
Published
2026-05-06T18:12Z
EPSS history
Timeline
  • 06 MAY 18:12Z
    Inappropriate implementation in ServiceWorker in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to…
    cvelistv5