CVE-2018-11646

7.5 highEPSS 68%

High (7.5) in webkitgtk webkitgtk\+. EPSS 68% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.0

7.5 high

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

EPSS: 68% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-10-31)
Published: 2018-06-01
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

webkitgtk:webkitgtk\+

References

https://bugs.webkit.org/show_bug.cgi?id=186164
https://bugzilla.gnome.org/show_bug.cgi?id=795740
https://security.gentoo.org/glsa/201808-04
https://www.exploit-db.com/exploits/44842/
https://www.exploit-db.com/exploits/44876/

Check your stack JSON