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TENESYS AI NEWS tracks the most important AI news and explains what changed, why it matters and whether a technology is worth testing.

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“AWS” — 3 articles ✕

BreakingCyber Security

CERT-EU warns of actively exploited critical SharePoint RCE flaws

CERT-EU has updated its advisory on critical vulnerabilities in Microsoft SharePoint Server, confirming active exploitation of CVE-2026-50522 (CVSS 9.8), a deserialisation flaw allowing remote code execution. This is part of a wider series of recently patched critical bugs — CVE-2026-32201, CVE-2026-45659, CVE-2026-56164 and CVE-2026-58644 — affecting on-premise SharePoint Server instances, some exploitable without authentication.

CERT-EU
BreakingCyber Security

Critical RCE Vulnerabilities Found in Check Point VPN Gateways

On 9 September 2026, Check Point released emergency hotfixes for two critical vulnerabilities (CVE-2026-85102 and CVE-2026-85103), both with CVSS 9.8, affecting Security Gateway, Security Management Server, and Spark Firewall deployments using Remote Access VPN or Site-to-Site VPN. Both flaws allow unauthenticated remote attackers to execute arbitrary code on affected appliances. CERT-EU urges immediate patching, prioritising internet-facing and perimeter devices.

CERT-EU
BreakingCyber Security

Critical Citrix NetScaler Vulnerabilities Actively Exploited

Citrix disclosed 8 vulnerabilities affecting customer-managed NetScaler ADC and NetScaler Gateway, including 2 critical unauthenticated RCE flaws with CVSS 9.5 that Citrix confirms are being actively exploited. CERT-EU urges immediate patching and compromise assessment for internet-facing appliances. Other flaws include HTTP request smuggling, memory overflow bugs leading to RCE/DoS, a policy bypass, and a TCP ISN prediction issue.

CERT-EU