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CVE-2019-13677

19
FAUCET Score

CVE-2019-13677 describes a medium-severity vulnerability in Google Chrome versions prior to 77.0.3865.75, where insufficient policy enforcement in site isolation allowed a remote attacker to bypass this security feature through a specially crafted HTML page. This vulnerability has a CVSS score of 6.5, indicating a network-based attack requiring user interaction, with a high impact on confidentiality. Despite its potential, there is no evidence of active exploitation, no public exploit code available (Metasploit, Nuclei, ExploitDB), and minimal community discussion or media coverage, suggesting low current threat activity.

Impacted Technologies

VendorProductVersion(s)CPE
< 77.0.3865.75CPE match
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

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:H/I:N/A:N

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

Exploit Intelligence

EPSS Score
0.84%
Probability of exploitation in next 30 days
EPSS Percentile
54.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0084 is in the 64th percentile among its peer group of 26,234 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-0:77.0.3865.120-2.el6_10
View patch

Vendor Advisories (1)

redhatCVE-2019-13677Low

chromium-browser: Chrome web store origin needs to be isolated

Sep 10, 2019

References

chromereleases.googleblog.com / 2019/09/stable-channel-update-for-desktop.html
crbug.com / 939108