CVE-2020-11793

8.8 highEPSS 2.9%

High (8.8). EPSS 2.9% chance of exploitation in the next 30 days.

A use-after-free issue exists in WebKitGTK before 2.28.1 and WPE WebKit before 2.28.1 via crafted web content that allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash).

Severity

CVSS 3.1

8.8 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS: 2.9% chance of exploitation in the next 30 days; higher than 87% of CVEs (scores of 2026-11-01)
CWE: CWE-416
Published: 2020-04-17
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

canonical:ubuntu_linux
fedoraproject:fedora
opensuse:leap
webkitgtk:webkitgtk
wpewebkit:wpe_webkit

References

http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00008.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3P4YISPE5QX4YD54GDRZIH2X5RCH3QGW/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K3MQTRC6ITFTVS5R5Z24PMJS6FXJKGRD/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UTKY2MWP6PB6TE3ZKOOMKX7HZUCQNYF6/
https://security.gentoo.org/glsa/202006-08

Check your stack JSON