Insufficient policy enforcement in navigations in Google Chrome prior to 83.0.4103.61 allowed a remote attacker to bypass navigation restri…

published 2020-05-21 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-27636

cvss: 6.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.7%; EPSS 1.7% chance of exploitation in 30 days, percentile 76%
public exploits: 0; none known

Insufficient policy enforcement in navigations in Google Chrome prior to 83.0.4103.61 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page.

Patch / fix

fixed in 1 distros 5

Google Chrome 83.0.4103.61

debian ubuntu red hat opensuse arch linux

chromium Debian 14, Debian 13, Debian 12 83.0.4103.83-1

debian advisories DEBIAN-CVE-2020-6486

chromium-browser Ubuntu 16.04 LTS 84.0.4147.105-0ubuntu0.16.04.1
chromium-browser Ubuntu 18.04 LTS 83.0.4103.61-0ubuntu0.18.04.1

ubuntu advisories UBUNTU-CVE-2020-6486

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

chromium-browser RHEL 6 EXTRAS 83.0.4103.97-1.el6_10

red hat advisories RHSA-2020:2544

chromium openSUSE Tumbleweed 93.0.4577.82-1.1
chromium openSUSE Tumbleweed 113.0.5672.92-1.1
chromium Package Hub 15 SP1 83.0.4103.97-bp151.3.85.1
chromium openSUSE Leap 15.1 83.0.4103.97-lp151.2.96.1

opensuse advisories openSUSE-SU-2024:10681-1 openSUSE-SU-2024:12948-1 openSUSE-SU-2020:0832-1 openSUSE-SU-2020:0823-1

chromium Arch Linux 83.0.4103.61-1

arch linux advisories AVG-1167

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2020-6486 updated 2026-06-28 cvss 6.5

chromium-browser: Insufficient policy enforcement in navigations

Red Hat Enterprise Linux Desktop Supplementary (v. 6) chromium-browser 83.0.4103.97-1.el6_10 Red Hat Enterprise Linux HPC Node Supplementary (v. 6) chromium-browser 83.0.4103.97-1.el6_10 Red Hat Enterprise Linux Server Supplementary (v. 6) chromium-browser 83.0.4103.97-1.el6_10 Red Hat Enterprise Linux Workstation Supplementary (v. 6) chromium-browser 83.0.4103.97-1.el6_10
fixed: vendor fix RHSA-2020:2544

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.66% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
NVD	2.0	4.3	AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products

Google Chrome

Classification

Technology feeds

Google Chrome rss critical rss

References

security.gentoo.org /glsa/202006-02
vendor-advisory, third-party-advisory
lists.opensuse.org /opensuse-security-announce/2020-06/msg00034.html
vendor-advisory, mailing-list, third-party-advisory
lists.opensuse.org /opensuse-security-announce/2020-06/msg00038.html
vendor-advisory, mailing-list, third-party-advisory
lists.fedoraproject.org /archives/list/package-announce%40lists.fedoraproject.org/message/OQYH5OK7O4BU6E37WWG5SEEHV65BFSGR/
vendor-advisory
debian.org /security/2020/dsa-4714
vendor-advisory, third-party-advisory
lists.fedoraproject.org /archives/list/package-announce%40lists.fedoraproject.org/message/WLFZ5N4EK6I4ZJP5YSKLLVN3ELXEB4XT/
vendor-advisory
security.gentoo.org /glsa/202101-30
vendor-advisory, third-party-advisory
chromereleases.googleblog.com /2020/05/stable-channel-update-for-desktop_19.html
release-notes, vendor-advisory
crbug.com /1055524
permissions-required, vendor-advisory

Sources

CVE List CVE-2020-6486
NVD CVE-2020-6486

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary