CVE-2026-5859CWE-472

Integer overflow in WebML in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page

High · published April 8, 2026

CVSS v3.1
8.8
EPSS
0%
Percentile
26.8
In the wild
Unconfirmed
What it is

Integer overflow in WebML in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Critical)

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00345 · 26.8th percentile
Weakness
CWE-472 · External Control of Assumed-Immutable Web Parameter
Published
2026-04-08T21:20Z
EPSS history
Timeline
  • 08 APR 21:20Z
    Integer overflow in WebML in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page
    cvelistv5