CVE-2018-11646
HIGHWebKitGTK+ <2.21.3 - Use After Free
Title source: llmDescription
webkitFaviconDatabaseSetIconForPageURL and webkitFaviconDatabaseSetIconURLForPageURL in UIProcess/API/glib/WebKitFaviconDatabase.cpp in WebKit, as used in WebKitGTK+ through 2.21.3, mishandle an unset pageURL, leading to an application crash.
Exploits (3)
metasploit
WORKING POC
by Dhiraj Mishra, Hardik Mehta, Zubin Devnani, Manuel Caballero · rubypoc
https://github.com/rapid7/metasploit-framework/blob/master/modules/auxiliary/dos/http/webkitplus.rb
References (5)
Scores
CVSS v3
7.5
EPSS
0.7535
EPSS Percentile
98.9%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
Status
published
Products (1)
webkitgtk/webkitgtk\+
< 2.21.3
Published
Jun 01, 2018
Tracked Since
Feb 18, 2026