vulnerability
Gentoo Linux: CVE-2021-21806: WebkitGTK+: Multiple vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:N/AC:M/Au:N/C:P/I:P/A:P) | Jul 8, 2021 | Feb 2, 2022 | Mar 31, 2026 |
Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
Jul 8, 2021
Added
Feb 2, 2022
Modified
Mar 31, 2026
Description
An exploitable use-after-free vulnerability exists in WebKitGTK browser version 2.30.3 x64. A specially crafted HTML web page can cause a use-after-free condition, resulting in remote code execution. The victim needs to visit a malicious web site to trigger the vulnerability.
Solution
gentoo-linux-upgrade-net-libs-webkit-gtk
Rapid7 Labs
2026 Global Threat Landscape Report
The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.