CVE-2026-8528CWE-20

Insufficient validation of untrusted input in SiteIsolation in Google Chrome prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer…

Medium · published May 14, 2026

CVSS v3.1
4.3
EPSS
0%
Percentile
15.8
In the wild
Unconfirmed
What it is

Insufficient validation of untrusted input in SiteIsolation in Google Chrome prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer process to bypass Site Isolation via a crafted HTML page. (Chromium security severity: High)

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00252 · 15.8th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2026-05-14T19:52Z
EPSS history
Timeline
  • 14 MAY 19:52Z
    Insufficient validation of untrusted input in SiteIsolation in Google Chrome prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer…
    cvelistv5