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CVE-2018-6087

28
FAUCET Score

CVE-2018-6087 describes a use-after-free vulnerability in WebAssembly within Google Chrome versions prior to 66.0.3359.117, impacting Debian, Google, and Red Hat products. This high-severity flaw (CVSS 8.8) allows a remote attacker to execute arbitrary code within the sandbox via a crafted HTML page, requiring user interaction but with low attack complexity. While no public exploit intelligence (Metasploit, Nuclei, ExploitDB) is available and it's not in the KEV catalog, the vulnerability has garnered significant community discussion and media coverage, suggesting awareness despite no confirmed active exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
< 66.0.3359.117CPE matchmatch criteria
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
6.0CPE matchmatch criteria
cpe:2.3:o:redhat:linux_desktop:6.0:*:*:*:*:*:*:*
6.0CPE matchmatch criteria
cpe:2.3:o:redhat:linux_server:6.0:*:*:*:*:*:*:*
6.0CPE matchmatch criteria
cpe:2.3:o:redhat:linux_workstation:6.0:*:*:*:*:*:*:*
8.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.8HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
3.45%
Probability of exploitation in next 30 days
EPSS Percentile
87.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0345 is in the 87th percentile among its peer group of 14,855 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6 SupplementaryFixed in: chromium-browser-0:66.0.3359.117-1.el6_9
View patch

Vendor Advisories (1)

redhatCVE-2018-6087Important

chromium-browser: Use after free in WebAssembly

Apr 17, 2018

References

access.redhat.com / errata/RHSA-2018:1195
chromereleases.googleblog.com / 2018/04/stable-channel-update-for-desktop.html
crbug.com / 813876
security.gentoo.org / glsa/201804-22
debian.org / security/2018/dsa-4182
securityfocus.com / bid/103917