What’s Vulnerable › Vulnerabilities

CVE-2018-20071

• Severity: medium (CVSS 6.1 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-01-09 · updated 2026-06-17
• Weakness: CWE-79

Description

Insufficiently strict origin checks during JIT payment app installation in Payments in Google Chrome prior to 70.0.3538.67 allowed a remote attacker to install a service worker for a domain that can host attacker controled files via a crafted HTML page.

Affected products

• Google Chrome: before 70.0.3538.67 — fixed in 70.0.3538.67

How to fix

Upgrade to a fixed version: Google Chrome 70.0.3538.67. Check the vendor advisory for mitigations.

References

• https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html
• https://crbug.com/853937
• https://chromereleases.googleblog.com/2018/12/stable-channel-update-for-desktop.html
• https://crbug.com/853937

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