A memory initialization issue was addressed with improved memory handling. This issue is fixed in Safari 26.2, iOS 26.2 and iPadOS 26.2, macOS Tahoe 26.2, tvOS 26.2, visionOS 26.2, watchOS 26.2. Processing maliciously crafted web content may disclose internal states of the app.
CVSS Details
- CVSS 3.1 Base Score: 4.3
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade webkit2gtk3-jscUpgrade webkit2gtk3-jsc-develUpgrade webkit2gtk3-develUpgrade webkit2gtk3 | Apr 27, 2026 | Apr 22, 2026 |
| Amazon Linux Ami 2 | — | Upgrade webkitgtk4-jscUpgrade webkitgtk4-develUpgrade webkitgtk4Upgrade webkitgtk4-jsc-devel | May 20, 2026 | May 20, 2026 |
| Apple Osx Webkit | — | Upgrade macOS to the latest version | Jan 22, 2026 | Jan 22, 2026 |
| Apple Safari | — | Uninstall Apple Safari on WindowsUpgrade to Apple Safari version 26.2 | Jan 12, 2026 | Jan 12, 2026 |
| Debian | — | Upgrade webkit2gtk | Jul 23, 2026 | Jul 23, 2026 |
| Oracle_linux | — | Upgrade webkit2gtk3-develUpgrade webkit2gtk3Upgrade webkit2gtk3-jsc-develUpgrade webkit2gtk3-jsc | Apr 24, 2026 | Mar 18, 2026 |
| Redhat_linux | — | Upgrade webkit2gtk3-jsc-develUpgrade webkit2gtk3-jsc-devel-debuginfoUpgrade webkitgtk4-jscUpgrade webkitgtk4-docUpgrade webkit2gtk3-jsc-debuginfoUpgrade webkit2gtk3-debuginfoUpgrade webkitgtk4Upgrade webkit2gtk3-devel-debuginfoUpgrade webkit2gtk3-jscUpgrade webkitgtk4-jsc-develUpgrade webkit2gtk3-develUpgrade webkit2gtk3-debugsourceUpgrade webkitgtk4-develNo solution existsUpgrade webkitgtk4-debuginfoUpgrade webkit2gtk3 | Apr 23, 2026 | Mar 18, 2026 |
| Rocky_linux | — | Upgrade webkit2gtk3-jsc-develUpgrade webkit2gtk3-devel-debuginfoUpgrade webkit2gtk3-debuginfoUpgrade webkit2gtk3-debugsourceUpgrade webkit2gtk3-jsc-devel-debuginfoUpgrade webkit2gtk3Upgrade webkit2gtk3-jsc-debuginfoUpgrade webkit2gtk3-jscUpgrade webkit2gtk3-devel | Apr 28, 2026 | Apr 24, 2026 |
| Ubuntu | — | Upgrade libjavascriptcoregtk-4.1-0Upgrade libjavascriptcoregtk-6.0-1Upgrade libwebkit2gtk-4.1-0Upgrade libwebkitgtk-6.0-4 | May 6, 2026 | Jan 9, 2026 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub