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CVE-2017-5086

21
FAUCET Score

CVE-2017-5086 describes an insufficient policy enforcement vulnerability in Google Chrome prior to version 59.0.3071.86, allowing remote attackers to spoof domains using IDN homographs in crafted domain names. This medium-severity vulnerability (CVSS 6.5) requires user interaction and could lead to high integrity impact, primarily affecting Google Chrome on Windows and Mac, but also impacting products from Apple, Microsoft, and Red Hat. While there is no evidence of active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion and media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 59.0.3071.86CPE matchmatch criteria
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
6.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
6.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
6.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.23%
Probability of exploitation in next 30 days
EPSS Percentile
65.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0123 is in the 79th percentile among its peer group of 26,221 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 (1)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6 SupplementaryFixed in: chromium-browser-0:59.0.3071.86-1.el6_9
View patch

Vendor Advisories (1)

redhatCVE-2017-5086Moderate

chromium-browser: address spoofing in omnibox

Jun 5, 2017

References

access.redhat.com / errata/RHSA-2017:1399
chromereleases.googleblog.com / 2017/06/stable-channel-update-for-desktop.html
crbug.com / 722639
security.gentoo.org / glsa/201706-20
securityfocus.com / bid/98861
securitytracker.com / id/1038622