CVE-2018-4133

MEDIUM 6.1CVE-2018-4133 · Published 03/04/2018 · updated 17/06/2026

In short

CVE-2018-4133 is a MEDIUM (CVSS 6.1) vulnerability affecting safari (apple), webkitgtk+ (webkitgtk).
Chance of exploitation in the next 30 days (EPSS): 1.5%, higher than 74.0% of all vulnerabilities.
Fix: update to 11.1, 2.20.4 or later.

Package	Affected versions	Patched versions
safari apple	`< 11.1`	`11.1`
webkitgtk+ webkitgtk	`< 2.20.4`	`2.20.4`

Description

An issue was discovered in certain Apple products. Safari before 11.1 is affected. The issue involves the "WebKit" component. A Safari cross-site scripting (XSS) vulnerability allows remote attackers to inject arbitrary web script or HTML via a crafted URL.

References

securityfocus.com/bid/103580 · Third Party Advisory
securitytracker.com/id/1040606 · Third Party Advisory
security.gentoo.org/glsa/201808-04 · Third Party Advisory
support.apple.com/HT208695 · Vendor Advisory
usn.ubuntu.com/3635-1 · Third Party Advisory

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Package

Affected versions

Patched versions

safari

apple

< 11.1

11.1

webkitgtk+

webkitgtk

< 2.20.4

2.20.4

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