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CVE-2019-5823

20
FAUCET Score

CVE-2019-5823 describes an insufficient policy enforcement vulnerability in Google Chrome versions prior to 74.0.3729.108, specifically within its service worker implementation, affecting products like Debian, Fedora, Google Chrome, and OpenSUSE. This medium-severity vulnerability (CVSS 5.4) could allow a remote attacker to bypass navigation restrictions through a crafted HTML page, requiring user interaction but with low impact on confidentiality and integrity. While there is no known active exploitation or publicly available exploit code in Metasploit, Nuclei, or ExploitDB, the vulnerability has received some community and media attention.

Impacted Technologies

VendorProductVersion(s)CPE
< 74.0.3729.108CPE matchmatch criteria
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
10.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
29CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*
30CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
sle-15CPE matchmatch criteria
cpe:2.3:o:opensuse:backports:sle-15:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.4MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.5
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.09%
Probability of exploitation in next 30 days
EPSS Percentile
61.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0109 is in the 75th 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 (1)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6 SupplementaryFixed in: chromium-browser-0:74.0.3729.108-1.el6_10
View patch

Vendor Advisories (1)

redhatCVE-2019-5823Low

chromium-browser: Forced navigation from service worker

Apr 23, 2019

References

lists.opensuse.org / opensuse-security-announce/2019-06/msg00085.html
chromereleases.googleblog.com / 2019/04/stable-channel-update-for-desktop_23.html
crbug.com / 930154
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/CPM7VPE27DUNJLXM4F5PAAEFFWOEND6X
seclists.org / bugtraq/2019/Aug/19
security.gentoo.org / glsa/201908-18
debian.org / security/2019/dsa-4500