CVE-2026-118344

Published Oct 27, 2026

Last updated 5 days ago

Overview

AI description

Automated description summarized from trusted sources.

CVE-2026-118344 is a use-after-free vulnerability identified in the Layout component of Google Chrome. Discovered and reported by security researcher Xinyang Ge, the flaw allows a remote attacker to execute arbitrary code within the browser's sandbox environment. This exploitation can be triggered when a user is induced to visit a specially crafted HTML page designed to target the vulnerability. The vulnerability affects Google Chrome versions prior to 156.0.8078.73. Google addressed the issue in a Stable channel update, releasing version 156.0.8078.73/.74 for Windows and macOS, and 156.0.8078.73 for Linux. Users are advised to update their browsers to the latest version to mitigate the risk of potential exploitation.

Description: Use after free in Layout in Google Chrome prior to 156.0.8078.73 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Critical)
Source: chrome-cve-admin@google.com
NVD status: Analyzed
Products: chrome

Risk scores

CVSS 3.1

Type: Secondary
Base score: 8.8
Impact score: 5.9
Exploitability score: 2.8
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity: HIGH

Weaknesses

chrome-cve-admin@google.com: CWE-416

Hype score is a measure of social media activity compared against trending CVEs from the past 12 months. Max score 100.

Hype score: 59

Configurations

[
  {
    "nodes": [
      {
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*",
            "matchCriteriaId": "0ED873DB-C137-42EB-9F05-A7E15AE97E44",
            "versionEndExcluding": "156.0.8078.73",
            "vulnerable": true
          }
        ],
        "negate": false,
        "operator": "OR"
      }
    ]
  }
]

References

Sources include official advisories and independent security research.