CVE-2019-8720

HighCVSS 8.8/10Known exploited (CISA KEV)Last modified Oct 8, 2026

Description

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.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-119

Affected software

No affected versions have been published.

Timeline

Published
Mar 6, 2023
Last modified
Oct 8, 2026
Added to CISA KEV
May 23, 2022
NVD status
Analyzed

Related CVEs from 2019

CVE-2019-87218.8Multiple issues in ld64 in the Xcode toolchains were addressed by updating to version ld64-507.4. This issue is fixed in Xcode 11.0. CompiliCVE-2019-87228.8Multiple issues in ld64 in the Xcode toolchains were addressed by updating to version ld64-507.4. This issue is fixed in Xcode 11.0. CompiliCVE-2019-87238.8Multiple issues in ld64 in the Xcode toolchains were addressed by updating to version ld64-507.4. This issue is fixed in Xcode 11.0. CompiliCVE-2019-87248.8Multiple issues in ld64 in the Xcode toolchains were addressed by updating to version ld64-507.4. This issue is fixed in Xcode 11.0. CompiliCVE-2019-87255.3The issue was addressed with improved handling of service worker lifetime. This issue is fixed in Safari 13.0.1. Service workers may leak prCVE-2019-87268.8Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in tvOS 13, iTunes for Windows 12.10.1, CVE-2019-87274.3A logic issue was addressed with improved state management. This issue is fixed in iOS 13. Visiting a malicious website may lead to address CVE-2019-87288.8Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 13, iCloud for Windows 7.14, iCloCVE-2019-87303.3The contents of locked notes sometimes appeared in search results. This issue was addressed with improved data cleanup. This issue is fixed CVE-2019-87315.5A permissions issue existed in which execute permission was incorrectly granted. This issue was addressed with improved permission validatioCVE-2019-87322.4The issue was addressed with improved data deletion. This issue is fixed in iOS 13. Deleted calls remained visible on the device.CVE-2019-87338.8Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in tvOS 13, iTunes for Windows 12.10.1,
CVE-2019-8720: High severity, CVSS 8.8 | Vulnix