CVE-2020-10018: webkitgtk: Use-after-free issue in accessibility/AXObjectCache.cpp

Severity: Critical

CVSS Score: 9.8

WebKitGTK through 2.26.4 and WPE WebKit through 2.26.4 (which are the versions right before 2.28.0) contains a memory corruption issue (use-after-free) that may lead to arbitrary code execution. This issue has been fixed in 2.28.0 with improved memory handling.