CVE-2018-6126

Exp

A precision error in Skia in Google Chrome prior to 67.0.3396.62 allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page.

Published: 2019-01-09 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2018-6126 is rated High Exploit Risk (78/100): CVSS High severity, with high exploitation likelihood (EPSS 7.67%, 94th percentile). 1 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2018-6126

EDB-ID Source Kind Published Link
45098 exploit_db edb 2018-07-27 Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2018-6126

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 26.65% 7.67% -18.99%
2 2026-06-05 41.19% 26.65% -14.53%
3 2026-04-17 — 41.19% —

Full EPSS history (21 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2018-6126

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
8.8 3.0 HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:R)
A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 2.8 5.9 [email protected]
6.8 2.0 MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 8.6 6.4 [email protected]

Weakness enumeration for CVE-2018-6126

OS Trackers for CVE-2018-6126

vendor priority summary link
debian not yet assigned CVE-2018-6126 not yet assigned priority: Debian including 2 source packages (firefox, firefox-esr), 6 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 6. https://security-tracker.debian.org/tracker/CVE-2018-6126
gentoo high CVE-2018-6126: 1 GLSA(s) (201810-01), 2 atom(s) (www-client/firefox, www-client/firefox-bin); latest impact high. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2018-6126
redhat high — https://access.redhat.com/security/cve/CVE-2018-6126
suse high CVE-2018-6126 severity important: SUSE including 84 source package names (MozillaFirefox-102.11.0-150200.152.87.1, MozillaFirefox-115.10.0-150200.152.134.1, …), 150 product×package rows across 46 product lines (SUSE Enterprise Storage 4, SUSE Liberty Linux 7, … (46 product lines)): Fixed 150. https://www.suse.com/security/cve/CVE-2018-6126/
ubuntu medium CVE-2018-6126 medium priority: Ubuntu including 4 source packages (chromium-browser, firefox, oxide-qt, thunderbird), 28 status rows across 7 suites (artful, bionic, cosmic, disco, trusty, upstream, xenial): released 19, DNE 5, ignored 3, needs-triage 1. https://ubuntu.com/security/CVE-2018-6126

Affected software / configurations for CVE-2018-6126

Vendor Product Version Raw CPE
google chrome < 67.0.3396.62 cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
debian debian_linux 8.0 cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
debian debian_linux 9.0 cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
redhat enterprise_linux_desktop 6.0 cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
redhat enterprise_linux_server 6.0 cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
redhat enterprise_linux_workstation 6.0 cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*

References for CVE-2018-6126

cvelogic Threat Intelligence