CVE-2026-9987CWE-20

Insufficient validation of untrusted input in WebAppInstalls in Google Chrome on Android prior to 148.0.7778.216 allowed a local attacker to execute arbitrary…

High · published May 28, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
3.1
In the wild
Unconfirmed
What it is

Insufficient validation of untrusted input in WebAppInstalls in Google Chrome on Android prior to 148.0.7778.216 allowed a local attacker to execute arbitrary code via a malicious file. (Chromium security severity: High)

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
0.00140 · 3.1th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2026-05-28T22:25Z
EPSS history
Timeline
  • 28 MAY 22:25Z
    Insufficient validation of untrusted input in WebAppInstalls in Google Chrome on Android prior to 148.0.7778.216 allowed a local attacker to execute arbitrary…
    cvelistv5