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Vulnerability ID

CVE-2026-79027

Execute arbitrary code inside the sandbox via use-after-free in WebRTC

ProductChrome

CVSS 3.1High8.1

EPSS0.53%

Has public PoCNo

AI Exploitability

No working AI exploit yet

Working AI PoC: Not yet
Cheapest run: $13.98
Fastest run: —

Model Matrix Capability Breakdown Vulnerability Details Timeline Community

Model Matrix Capability Breakdown Vulnerability Details Timeline Community

Overview

Use after free in WebRTC in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to execute arbitrary code inside the sandbox via crafted network traffic. (Chromium security severity: High)

CWE: CWE-416
Weakness: Use After Free
Component: WebRTC
Impact: Execute arbitrary code inside the sandbox
Published: 2026-08-25
Fixed version: 152.0.7977.65

Risk factors

In-the-WildNot observed

CISA KEVNot listed

Public ExploitNone known

Ransomware useNone known

Severity

CVSS 3.1Only version published

8.1High

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability

Attack VectorNetwork

ComplexityHigh

Privileges RequiredNone

User InteractionNone

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

EPSS

Chance of exploitation in the next 30 days

0.53%

SSVC

Stakeholder-specific vulnerability categorization

Not scored. CISA publishes an SSVC decision for a subset of CVEs.