High 8.8Known exploited (CISA KEV)Published Dec 21, 2023

CVE-2023-7024Heap buffer overflow in WebRTC in Google Chrome prior to 120.0.6099.129 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Updated under an hour ago (Oct 26, 2026, 2:00 PM ET)

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It affects Google Chrome and 2 other products. Add what you run to find out whether that includes you.

CISA lists it as known exploited since Jan 2, 2024; federal agencies had to remediate by Jan 23, 2024. Treat that date as your deadline.

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Exploited in the last 30 days

Heap buffer overflow in WebRTC in Google Chrome prior to 120.0.6099.129 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

CVSS: 8.8 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-787
Known exploited: Added to CISA KEV Jan 2, 2024; federal remediation due Jan 23, 2024Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
EPSS (exploitation in the next 30 days): 6.67% (percentile 94)
Assigned by: Chrome
NVD analysis: Analyzed
Record last updated: Oct 21, 2025
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Google Chrome google:chrome (from the name)	from 120.0.6099.129 before 120.0.6099.129	CNA record
google chrome google:chrome	before 120.0.6099.129	NVD
debian debian_linux debian:debian_linux	11.0; 12.0	NVD
fedoraproject fedora fedoraproject:fedora	38; 39	NVD

References

References

https://chromereleases.googleblog.com/2023/12/stable-channel-update-for-desktop_20.html	vendor-advisory
https://crbug.com/1513170	exploit, issue-tracking
https://www.debian.org/security/2023/dsa-5585	mailing-list
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U6JL4VHZMHFGEGQYTF74533ZNRWMCMMR/	broken-link, mailing-list
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6M6AJDHUL6EDPURWQXGLUFJNDE7SOJT3/	broken-link, mailing-list
https://security.gentoo.org/glsa/202401-34	third-party-advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-7024	us-government-resource

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.