CVE-2018-17472

Severity: critical (CVSS 9.6 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-11-14 · updated 2026-06-17
Weakness: CWE-20

Description

Incorrect handling of googlechrome:// URL scheme on iOS in Intents in Google Chrome prior to 70.0.3538.67 allowed a remote attacker to escape the <iframe> sandbox via a crafted HTML page.

Affected products

Debian Linux: 9.0
Google Chrome: before 70.0.3538.67 — fixed in 70.0.3538.67
RedHat Enterprise Linux Desktop: 6.0
RedHat Enterprise Linux Server: 6.0
RedHat Enterprise Linux Workstation: 6.0

How to fix

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

References

http://www.securityfocus.com/bid/105666
https://chromereleases.googleblog.com/2018/10/stable-channel-update-for-desktop.html
https://crbug.com/822518
https://security.gentoo.org/glsa/201811-10
http://www.securityfocus.com/bid/105666
https://chromereleases.googleblog.com/2018/10/stable-channel-update-for-desktop.html
https://crbug.com/822518
https://security.gentoo.org/glsa/201811-10

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