
CVE-2026-16723: Alibaba Fastjson — Unpatched RCE Threat Emerges (July 2026)
CVE-2026-16723 is a high-severity remote code execution flaw in Alibaba Fastjson 1.x, actively exploited with no patch available. Immediate mitigation is required.
Security vulnerabilities remain the most common entry point for cyber attacks. This section tracks newly discovered CVEs, zero-day vulnerabilities, and actively exploited flaws affecting enterprise infrastructure, cloud environments, and software supply chains.
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CVE-2026-16723 is a high-severity remote code execution flaw in Alibaba Fastjson 1.x, actively exploited with no patch available. Immediate mitigation is required.

CVE-2026-8085, CVE-2026-8312, CVE-2026-8313, and CVE-2026-8314 are high-severity flaws in Rockwell Arena Simulation (≤17.00.00) enabling code execution via malicious files. Patch to 17.00.01 immediately.

CVE-2026-25589 and CVE-2026-25243 are high-severity Redis vulnerabilities enabling authenticated remote code execution. Patch all affected Redis instances by July 23, 2026.

CVE-2026-0257 is a critical authentication bypass in Palo Alto GlobalProtect VPN, exploited in June 2026 for ransomware attacks. Patch immediately to prevent compromise.

CVE-2018-11511, CVE-2021-24139, CVE-2021-31755, and CVE-2021-32305 are critical Windows vulnerabilities (CVSS 9.8) exploited in active JadeProx attacks. Patch all affected systems immediately.

CVE-2025-66376 is a high-severity zero-click vulnerability in Zimbra Collaboration Suite, actively exploited for credential and data theft. Immediate patching is critical.

CVE-2026-48294 is a high-severity flaw in the Adobe Acrobat Chrome extension that enabled theft of WhatsApp data from 329 million browsers. Patch released June 2026.

CVE-2026-41940 (high severity) enables attackers to exploit cPanel and WHM via compromised GitHub Actions workflows. Immediate patching is required to prevent credential theft and further exploitation.

CVE-2026-0257 is a high-severity authentication bypass in Palo Alto Networks PAN-OS, exploited in June 2026 for ransomware deployment. Immediate patching is critical.

CVE-2026-6875 is a critical, actively exploited vulnerability in the ServiceNow AI Platform enabling unauthenticated code execution. Immediate patching is required; ServiceNow released fixes in June 2026.

CVE-2026-6875 is a critical pre-auth remote code execution flaw in ServiceNow AI Platform, actively exploited since July 2026. Patch all self-hosted instances immediately.

CVE-2026-63030 and CVE-2026-60137 are critical pre-auth remote code execution flaws in WordPress Core, now exploited in the wild. Immediate patching is required; auto-patching is incomplete.