CVE-2026-7997CWE-20

Insufficient validation of untrusted input in Updater in Google Chrome on Mac prior to 148.0.7778.96 allowed a local attacker to perform OS-level privilege…

High · published May 6, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
1.0
In the wild
Unconfirmed
What it is

Insufficient validation of untrusted input in Updater in Google Chrome on Mac prior to 148.0.7778.96 allowed a local attacker to perform OS-level privilege escalation via a malicious file. (Chromium security severity: Low)

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00104 · 1.0th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2026-05-06T18:13Z
EPSS history
Timeline
  • 06 MAY 18:13Z
    Insufficient validation of untrusted input in Updater in Google Chrome on Mac prior to 148.0.7778.96 allowed a local attacker to perform OS-level privilege…
    cvelistv5