CVE-2019-8720
high CISA KEVWebKitGTK Memory Corruption Vulnerability
Vendor / product: WebKitGTK — WebKitGTK
A vulnerability was found in WebKit. The flaw is triggered when processing maliciously crafted web content that may lead to arbitrary code execution. Improved memory handling addresses the multiple memory corruption issues.
CVSS
8.8
8.8 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (nvd@nist.gov)
Timeline (UTC)
Published: 2023-03-06 23:15
Modified: 2026-10-08 10:35
NVD status: Analyzed
Last synced 1 day ago
Verified against the source API 2026-10-27 07:07 UTC
Exploitation
Listed in CISA KEV
Added 2022-05-23 · due 2022-06-13
Known ransomware use: Unknown
Required action (CISA)
Apply updates per vendor instructions.
Affected products
webkitgtk / webkitgtk <2.26.0
wpewebkit / wpe_webkit <2.26.0
redhat / codeready_linux_builder 8.0
redhat / codeready_linux_builder_eus 8.4, 8.6
redhat / codeready_linux_builder_for_arm64_eus 8.0, 8.4, 8.6
redhat / codeready_linux_builder_for_ibm_z_systems_eus 8.0, 8.4, 8.6
redhat / codeready_linux_builder_for_power_little_endian_eus 8.0, 8.4, 8.6
redhat / enterprise_linux 8.0
redhat / enterprise_linux_desktop 7.0
redhat / enterprise_linux_eus 8.4, 8.6
redhat / enterprise_linux_for_arm64_eus 8.6
redhat / enterprise_linux_for_ibm_z_systems 7.0, 8.0
redhat / enterprise_linux_for_ibm_z_systems_eus 8.4, 8.6
redhat / enterprise_linux_for_power_big_endian 7.0
redhat / enterprise_linux_for_power_little_endian 7.0, 8.0
redhat / enterprise_linux_for_power_little_endian_eus 8.4, 8.6
redhat / enterprise_linux_for_scientific_computing 7.0
redhat / enterprise_linux_server 7.0
redhat / enterprise_linux_server_aus 8.4, 8.6
redhat / enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions 8.4, 8.6
redhat / enterprise_linux_server_tus 8.4, 8.6
redhat / enterprise_linux_server_update_services_for_sap_solutions 8.4, 8.6
redhat / enterprise_linux_workstation 7.0
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
Vendor advisory: https://webkitgtk.org/security/WSA-2019-0005.html
Vendor advisory: https://webkitgtk.org/security/WSA-2019-0005.html
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1876611 secalert@redhat.com
- https://webkitgtk.org/security/WSA-2019-0005.html secalert@redhat.com
- https://bugzilla.redhat.com/show_bug.cgi?id=1876611 af854a3a-2127-422b-91ae-364da2661108
- https://webkitgtk.org/security/WSA-2019-0005.html af854a3a-2127-422b-91ae-364da2661108
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-8720 134c704f-9b21-4f2e-91b3-4a467353bcc0
Data sources
CISA KEV — fetched 2026-10-27 06:50 UTC · record ↗
NVD CVE API 2.0 — fetched 2026-10-27 07:07 UTC · record ↗