Google Chromium WebRTC Heap Buffer Overflow Vulnerability
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)
What happened
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)
CISA lists it as exploited, added 02 Jan 2024.
Does it affect you
Names Google Chrome. Enter the product and version you run to place it against the affected range the vendor published.
What to do
- Follow the vendor advisory for the fixed release and any interim mitigation.
chromereleases.googleblog.com - Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
cisa.gov
CISA’s notes for this entry:
- This vulnerability affects a common open-source component, third-party library, or a protocol used by different products. Please check with specific vendors for information on patching status. For more information, please see: chromereleases.googleblog.com/2023/12/stable-channel-update-for-desktop_20.html
- nvd.nist.gov/vuln/detail/CVE-2023-7024
Affected, as published to NVD
- chrome
- Google Chrome: everything below 120.0.6099.129
The record
- NVD status
- Analyzed
- Published
- 21 Dec 2023, last modified 17 Jun 2026 (NVD)
- Severity
- CVSS 3.1 base score 8.8, High — computed here from the vector; NVD states 8.8.
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Weakness
- CWE-787 Out-of-bounds Write (NVD; names by MITRE)
- Exploitation
- Listed in CISA’s Known Exploited Vulnerabilities catalogue since 02 Jan 2024; federal remediation due 23 Jan 2024. CISA entry
- Exploit probability
- EPSS 6.7%, 94th percentile — FIRST, scored 23 Oct 2026. FIRST EPSS
- Vendor
- Google · Chromium WebRTC (CISA)
References on the NVD record
- chromereleases.googleblog.com/2023/12/stable-channel-update-for-desktop_20.htmlVendor Advisory
- security.gentoo.org/glsa/202401-34Third Party Advisory
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-7024US Government Resource
- crbug.com/1513170ExploitIssue Tracking
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6M6AJDHUL6EDPURWQXGLUFJNDE7SOJT3/Broken LinkMailing List
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U6JL4VHZMHFGEGQYTF74533ZNRWMCMMR/Broken LinkMailing List
- debian.org/security/2023/dsa-5585Mailing List
Sources
The verdict above is computed from the products and versions you entered and the affected ranges the vendor published to NVD. It does not inspect your environment, and this site never reports a product as unaffected: why.