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CVE-2020-6528

19
FAUCET Score

CVE-2020-6528 describes an incorrect security UI vulnerability in Google Chrome on iOS, affecting versions prior to 84.0.4147.89, as well as various Linux distributions. This flaw allowed a remote attacker to spoof the Omnibox (URL bar) content through a specially crafted HTML page. Rated as Medium severity (CVSS 4.3), it requires user interaction (UI:R) but has low impact (I:L) on integrity, with no confidentiality or availability impact. There is no evidence of active exploitation, no known exploit code (Metasploit, Nuclei, ExploitDB), and it is not listed on the KEV catalog, despite some community discussion and media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 84.0.4147.89CPE matchmatch criteria
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
15.0CPE matchmatch criteria
cpe:2.3:a:opensuse:backports_sle:15.0:sp1:*:*:*:*:*:*
15.0CPE matchmatch criteria
cpe:2.3:a:opensuse:backports_sle:15.0:sp2:*:*:*:*:*:*
10.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
31CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.3MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.50%
Probability of exploitation in next 30 days
EPSS Percentile
71.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0150 is in the 84th percentile among its peer group of 26,236 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6 SupplementaryFixed in: chromium-browser-0:84.0.4147.105-2.el6_10
View patch
googlevendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2020-6528Low

chromium-browser: Incorrect security UI in basic auth

Jul 14, 2020

References

lists.opensuse.org / opensuse-security-announce/2020-07/msg00069.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-security-announce/2020-08/msg00007.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-security-announce/2020-08/msg00018.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-security-announce/2020-09/msg00041.html
Mailing ListThird Party Advisory
chromereleases.googleblog.com / 2020/07/stable-channel-update-for-desktop.html
Release NotesVendor Advisory
crbug.com / 1063690
Permissions RequiredVendor Advisory
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/MTRPPTKZ2RKVH2XGQCWNFZ7FOGQ5LLCA
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/MYIDWCHG24ZTFD4P42D4A4WWPPA74BCG
security.gentoo.org / glsa/202007-08
Third Party Advisory
debian.org / security/2021/dsa-4824
Third Party Advisory