CVE-2023-3420

CVE Enrichment

CVSS: 8.8 HIGH
EPSS: 56.19%
EPSS Percentile: 99.03%
CISA KEV: Not listed

Description

Type Confusion in V8 in Google Chrome prior to 114.0.5735.198 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

Technical Details

CVSS Version: 3.1
CNA / NVD Source: chrome-cve-admin@google.com
Published: 27-Jun-2023 04:15
Last Modified: 17-Jun-2026 13:14
EPSS Date: 2026-10-12
CWE: CWE-843

CVSS Vector


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

Affected Products / Versions

google / chrome
Version / affected range: * · before (exclusive) 114.0.5735.198
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
debian / debian_linux
Version / affected range: 11.0
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
debian / debian_linux
Version / affected range: 12.0
cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*

References

Last enrichment sync: 13-Oct-2026 02:39
Sources: NVD · FIRST EPSS · CISA KEV
Latest successful provider update; providers refresh independently.

Reported Context (1)

While this issue, CVE-2023-3420, was disclosed and patched in the V8 engine in June 2023, the WeChat Webview component was not updated, and still remained vulnerable when Talos reported to the vendor in April 2024. WeChat Custom Browser Vulnerability Could Enable Remote Code Execution

People (5)

Vendors (1)

Products (3)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.