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CVE-2026-118346

Use after free in Google Chrome

CVSS score

—

EPSS probability

—

Risk score

—

Published

2 h ago

Patch status has not yet been verified

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Vulnerability description

DayBreach AI Explanation

Verified against sources

CVE-2026-118346: Use-After-Free Vulnerability in Google Chrome Compositing

Sources read

2

Source agreement

Tam uyum

Evidence confidence

%63

Short explanation

A use-after-free vulnerability in Compositing in Google Chrome (CVE-2026-118346) prior to 156.0.8078.73 allows a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page.

Why does it matter?

This vulnerability carries significant risk because it enables remote attackers to execute arbitrary code within the sandbox boundaries using specially crafted HTML pages on Google Chrome.

What should be done?

  • Follow vendor security advisories
  • Update Google Chrome to newer versions
Chain of evidence and sources2 verified claims

Google Chrome Compositing bileşenindeki use-after-free zafiyeti CVE-2026-118346 numarasıyla takip edilmektedir.

Zafiyet 156.0.8078.73 öncesi Google Chrome sürümlerini etkilemektedir.

Show the technical text from the sources

Use after free in Compositing in Google Chrome prior to 156.0.8078.73 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)

CWE: CWE-416

This explanation was compiled automatically from the source records. Scores, active exploitation, patch and exploit status come straight from the sources.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2026-118346 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1googlechrome View
Total affected vendors: 1|Products: 1

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCOREVERSIONSEVERITYVECTORSOURCE
The sources have not yet published a verified CVSS metric.

Patch and Remediation Guide

Solution & Remediation Advisory

Patch status unknown

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Confirm the affected product and version against the source evidence above.
Restrict access to internet-facing services and apply network segmentation.
Until a patch is confirmed, follow the vendor advisory; do not read an unknown status as “no patch”.
Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-118346 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-118346 weaknesses.

Official Sources and Advisories

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Weakness Type (CWE & CAPEC)

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CVE-2026-118346 · Use after free in Google Chrome · DayBreach