CVE-2017-5109

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-10-27 · updated 2026-06-17
Weakness: CWE-20

Description

Inappropriate implementation of unload handler handling in permission prompts in Google Chrome prior to 60.0.3112.78 for Linux, Windows, and Mac allowed a remote attacker to display UI on a non attacker controlled tab via a crafted HTML page.

Affected products

Debian Linux: 9.0
Google Chrome: before 60.0.3112.78 — fixed in 60.0.3112.78
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 60.0.3112.78. Check the vendor advisory for mitigations.

References

http://www.debian.org/security/2017/dsa-3926
http://www.securityfocus.com/bid/99950
https://access.redhat.com/errata/RHSA-2017:1833
https://chromereleases.googleblog.com/2017/07/stable-channel-update-for-desktop.html
https://crbug.com/710400
https://security.gentoo.org/glsa/201709-15
http://www.debian.org/security/2017/dsa-3926
http://www.securityfocus.com/bid/99950
https://access.redhat.com/errata/RHSA-2017:1833
https://chromereleases.googleblog.com/2017/07/stable-channel-update-for-desktop.html
https://crbug.com/710400
https://security.gentoo.org/glsa/201709-15

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