Vulnerability report

Exploited in the wild Confirmed confidence In CISA KEV

CVE-2024-7971

Chrome

Google / Chrome · affected before 128.0.6613.84

Watch CVE-2024-7971 Browse KEV feed
Severity
CVSS 9.6 · Critical
Confidence
Confirmed
Exploit status
Exploited in the wild
EPSS
21.1%
First observed
—
Last observed
—

Decision summary

What security teams need to know first

Direct answers before the deeper technical record.

What it is

CVE-2024-7971 is an unauthenticated vulnerability affecting Google Chrome. Type confusion in V8 in Google Chrome prior to 128.0.6613.84 allowed a remote attacker to exploit heap corruption via a crafted HTML page....

Is it exploited?

Yes. Previdian tracks this CVE as a known exploited vulnerability. Confidence is confirmed. Listed in CISA KEV.

Who is affected?

Google / Chrome affected before 128.0.6613.84.

What should we do?

Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.

Overview

Chrome

Type confusion in V8 in Google Chrome prior to 128.0.6613.84 allowed a remote attacker to exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

google Affected
chrome
Before 128.0.6613.84
Google Affected
Chrome
Before 128.0.6613.84
Published
21 Aug 2024
Exploitation Reported
26 Aug 2024
Attack vector
Remote
Complexity
Low
Privileges
None
User interaction
Required

Tags

cisa nessus_scanner

CVE References

Exploitation evidence

Why Previdian marks this CVE as exploited

Third-party attestation and first-party sensor observation are shown separately so teams can judge the evidence chain.

Exploited in the wild

CISA

Recorded 26 Aug 2024

A trusted third party reported exploitation.

Known exploited vulnerability sources

Per-source evidence links for KEV attestations are available through the Previdian Pro API.

Learn about Pro API access
Source Added
CISA First 2024-08-26 00:00 UTC

Detection

Operational artifacts and observed signals

Make the evidence actionable in scanner, SOC, and edge-control workflows.

Observed signals

Request targets
User-Agents
Callback hosts
0
0
0

Request targets and User-Agents available in Pro. Callback host details available in Enterprise.

Virtual patch status

No Previdian virtual patch is currently available. Future rules ship for ModSecurity, Cloudflare, and AWS WAF.

Learn about virtual patches →

Scanner Artifacts

Scanner and exploit-framework references linked to this CVE.

Scanner Reference Detected
Nessus https://www.tenable.com/plugins/nessus/231548 02 Jun 2025

Risk and context

Severity, weaknesses, and research context

CVSS v3.1

9.6 Critical

Potential damage if exploited. Separate from whether attackers are using it.

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

EPSS

21.1%

Estimated chance of exploitation in the next 30 days. Previdian's warning comes from evidence, not this score.

Weaknesses

Access of Resource Using Incompatible Type ('Type Confusion') CWE-843

Recent mention · CyberInsider

Malicious Twitch chat messages can trigger code execution on OBS Studio

A malicious Twitch chat message could be turned into native code execution on a streamer’s Windows PC by chaining a vulnerable OBS overlay with an outdated Chromium vulnerability. The attack requires the streamer to be using OBS Studio 32.2.2 or older without changing its...

Read full advisory

Timeline

From disclosure to observed exploitation

  1. 09:26 UTC

    Nessus plugin available

    Scanner coverage available

  2. 00:00 UTC

    Added to CISA KEV

    Listed in the CISA Known Exploited Vulnerabilities catalog

  3. 20:20 UTC

    CVE published

    Vulnerability disclosed publicly

  4. 19:17 UTC

    CVE ID reserved

    Identifier reserved by the CNA

Pro API

Automate this intelligence

Confidence, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.

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  • Evidence confidence and provenance
  • First-party sensor telemetry
  • PoC and scanner references
  • Affected versions and enrichment
  • Automation-ready JSON delivery

GET /api/v2/pro/kevs/CVE-2024-7971

Free JSON includes basic KEV fields 
{
  "cve_id": "CVE-2024-7971",
  "confidence": "Confirmed",
  "cvss_score": 9.6,
  "cvss_estimated": false,
  "epss_score": 0.21103,
  "exploit_status": {
    "exploited_in_the_wild": true,
    "active_exploitation_observed": false
  },
  "sensor_telemetry": { "attempts": 0, "sensors": 0 }
}