CVE-2023-4762
KEVGoogle Chromium V8 Type Confusion Vulnerability
Description
Google Chromium V8 contains a type confusion vulnerability that allows a remote attacker to execute code via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.
Type Confusion in V8 in Google Chrome prior to 116.0.5845.179 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)
CVSS 3.1 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HPublishedSep 5, 2023
Last modifiedJun 17, 2026
Added to KEVFeb 6, 2024
Remediation dueFeb 27, 2024
References
- chromereleases.googleblog.com/2023/09/stable-channel-update-for-desktop.htmlVendor Advisory
- crbug.com/1473247Permissions Required
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/27NR3KG553CG6LGPMP6SHWEVHTYPL6RC/Mailing List
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6T655QF7CQ3DYAMPFV7IECQYGDEUIVVT/Mailing List
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KUQ7CTX3W372X3UY56VVNAHCH6H2F4X3/Mailing List
- msrc.microsoft.com/update-guide/vulnerability/CVE-2023-4762PatchThird Party Advisory
- security.gentoo.org/glsa/202311-11Third Party Advisory
- security.gentoo.org/glsa/202312-07Third Party Advisory
- security.gentoo.org/glsa/202401-34Third Party Advisory
- debian.org/security/2023/dsa-5491Mailing ListThird Party Advisory
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-4762US Government Resource
0 recent articles mention this CVE
78
Risk assessment · High
Actively exploited. Patch immediately.
- Exploitation
- Confirmed in the wild (CISA KEV)
- Federal remediation deadline
- Overdue by 973 days
- CVSS
- 8.8 HIGH
- EPSS (30-day exploit probability)
- 41.4% · top 1% of all CVEs
- Weakness
- CWE-843
- Attack vector
- Network, remotely reachable
Recommended actions
- 1.Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- 2.Treat as emergency change: patch or isolate internet-facing instances first.
- 3.Review exposure: confirm which instances are reachable from the internet and restrict access until patched.
- 4.Hunt for compromise: review logs for the disclosure window, not just from the patch date.
Assessment is derived automatically from the live signals above; verify against your own asset inventory.