How severe is CVE-2024-7971?

CVE-2024-7971 has a CVSS 3.1 base score of 8.8 (HIGH). EPSS estimates a 21.1% probability of exploitation in the next 30 days. It is listed in the CISA Known Exploited Vulnerabilities catalog.

CVE-2024-7971: Google Chromium V8 Type Confusion Vulnerability

CISA Known Exploited Vulnerabilities

Google Chromium V8 Type Confusion Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.

Added to KEV

2024-08-26

Remediation due

2024-09-16

Required action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

CISA notes
https://chromereleases.googleblog.com/2024/08/stable-channel-update-for-desktop_21.html; https://nvd.nist.gov/vuln/detail/CVE-2024-7971

Description

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)

Severity

CVSS 3.1 · CISA8.8 HIGH

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

SSVC · CISA-ADP

Exploitationactive

Automatableno

Technical impacttotal

Exploitation Context

as of October 14, 2026

All KEV statistics→

CISA added CVE-2024-7971 to the KEV catalog 5 days after its CVE record was published. The median for entries added in 2024 is 21.5 days.
It is one of 75 Google entries in the CISA KEV catalog, and one of 9 added in 2024.
Its current EPSS score (21.1%) is higher than that of 35% of CISA KEV entries.

Affected Products

Vendor	Product	Affected versions
Google	Google Chrome	128.0.6613.84 to <128.0.6613.84

References

3 Links

Other references

Record Details

Published

2024-08-21

Last updated

2025-10-21

Assigner (CNA)

Chrome

Credited to

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CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.