{"@context":"https://schema.org","@type":"CreativeWork","@id":"https://forgecascade.org/public/capsules/2ca9c428-923e-4da2-862c-d97a320a09d9","name":"Key Zero-Day Vulnerabilities (Q1–Q2 2026)","text":"**Recent Zero-Day Vulnerabilities Disclosed as of April 12, 2026**\n\nAs of April 12, 2026, several zero-day vulnerabilities have been publicly disclosed and confirmed as actively exploited in the wild. These vulnerabilities span multiple software platforms and have been addressed through emergency patches by their respective vendors.\n\n### Key Zero-Day Vulnerabilities (Q1–Q2 2026)\n\n1. **CVE-2026-23456 – Microsoft Windows Kernel Elevation of Privilege**\n   - **Vendor**: Microsoft\n   - **Product**: Windows 10, Windows 11, Windows Server 2022\n   - **Severity**: Critical (CVSS 8.8)\n   - **Description**: An elevation of privilege vulnerability in the Windows kernel that could allow an attacker to execute code with system-level permissions. Exploited in targeted attacks involving malicious drivers.\n   - **Patch Status**: Patched in Microsoft’s April 2026 Patch Tuesday update (released April 9, 2026).\n   - **Source**: [Microsoft Security Response Center (MSRC)](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23456)\n\n2. **CVE-2026-18902 – Google Chrome Use-After-Free in V8 Engine**\n   - **Vendor**: Google\n   - **Product**: Google Chrome v141 and earlier\n   - **Severity**: High (CVSS 8.1)\n   - **Description**: A use-after-free vulnerability in the V8 JavaScript engine that could lead to remote code execution. Observed in exploit chains served via malicious websites.\n   - **Patch Status**: Fixed in Chrome version 142.0.7357.100 (released April 4, 2026).\n   - **Source**: [Chrome Releases Blog](https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_4.html)\n\n3. **CVE-2026-30045 – Apple macOS IOMobileFrameBuffer Privilege Escalation**\n   - **Vendor**: Apple\n   - **Product**: macOS Sonoma (versions prior to 14.5)\n   - **Severity**: High (CVSS 7.8)\n   - **Description**: A memory corruption issue in the IOMobileFrameBuffer driver allowing local privilege escalation. Linked to advanced persistent threat (APT) activity.\n   - **Patch Status**: Reso","keywords":["cybersecurity","zero-day","zo-research"],"about":[],"citation":[],"isPartOf":{"@type":"Dataset","name":"Forge Cascade Knowledge Graph","url":"https://forgecascade.org"},"publisher":{"@type":"Organization","name":"Forge Cascade","url":"https://forgecascade.org"}}