What is CVE-2018-6070?

CVE-2018-6070 is a medium-severity vulnerability in Google Chrome, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-11-14.

How severe is CVE-2018-6070?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Google Chrome

CVE-2018-6070

Lack of CSP enforcement on WebUI pages in Bink in Google Chrome prior to 65.0.3325.146 allowed an attacker who convinced a user to install a malicious extension to bypass content security policy via a crafted Chrome Extension.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2018-11-14 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.009 (56.8th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 56.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Google Chrome — versions unspecified
Debian Linux — versions 9.0
Red Hat Enterprise Linux Desktop — versions 6.0
Red Hat Enterprise Linux Server — versions 6.0
Red Hat Enterprise Linux Workstation — versions 6.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

chromereleases.googleblog.com/2018/03/stable-channel-update-for-desktop.html
www.securityfocus.com/bid/103297 (vdb-entry)
access.redhat.com/errata/RHSA-2018:0484 (vendor-advisory)
crbug.com/668645
www.debian.org/security/2018/dsa-4182 (vendor-advisory)

Frequently asked questions

What is CVE-2018-6070?: CVE-2018-6070 is a medium-severity vulnerability in Google Chrome, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-11-14.
How severe is CVE-2018-6070?: Medium severity. CVSS v3 base score is 6.1 out of 10.