CVE-2020-6522

9.6 CRITICAL 2% exploit odds Fix listed XSS Browser & mail

What it is

Inappropriate implementation in external protocol handlers in Google Chrome prior to 84.0.4147.89 allowed a remote attacker to potentially perform a sandbox escape 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: 1.6% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2020-07-22 17:15 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: 1.6% in the next 30 days (EPSS).
Severity: 9.6 CRITICAL (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2020-07-22 17:15 UTC
Last modified: 2026-06-17 03:23 UTC
Exploit probability: 1.6% · EPSS, next 30 days
Record status: Modified

Affected

Google Chrome < 84.0.4147.89
Opensuse Backports Sle 15.0
Debian Linux 10.0
Fedoraproject Fedora 31
Fedoraproject Fedora 32
Opensuse Leap 15.1
Opensuse Leap 15.2

Attack profile CVSS 3.1 · 9.6

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

Raw vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/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-2020-6522.md and follow it. Check whether this project is affected by CVE-2020-6522. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

· More options · Status badge

Download Square Reddit

Fix and advisories

References

NVD record · CVE.org record