CVE-2020-6464

8.8 HIGH 2% exploit odds Fix listed

What it is

Type confusion in Blink in Google Chrome prior to 81.0.4044.138 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

At a glance

Exploitability: Can be exploited over the network without logging in, but needs a user to act. High risk of data exposure, data tampering, service disruption.
Exploit odds: 2.0% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2020-05-21 04:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 03:23 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 2.0% in the next 30 days (EPSS).
Severity: 8.8 HIGH (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2020-05-21 04:15 UTC
Last modified: 2026-06-17 03:23 UTC
Exploit probability: 2.0% · EPSS, next 30 days
Weakness: CWE-787 · Out-of-bounds write
Record status: Modified

Affected

Google Chrome < 81.0.4044.138
Debian Linux 9.0
Debian Linux 10.0
Opensuse Leap 15.1
Opensuse Leap 15.2

Attack profile CVSS 3.1 · 8.8

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Raw vector

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

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2020-6464.md and follow it. Check whether this project is affected by CVE-2020-6464. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record