Trustity Threat Briefing for the week of 2026-09-21

This week's briefing highlights critical vulnerabilities affecting various enterprise systems, particularly in the Linux Kernel and Cisco products. Notably, improper certificate validation in Check Point products and SQL injection vulnerabilities in Cisco Secure Email Gateway pose significant risks. IT and security teams should prioritize patching these vulnerabilities to mitigate potential exploitation. The vulnerabilities could lead to unauthorized access and arbitrary code execution, emphasizing the need for immediate action to protect enterprise environments.

# Trustity Threat Briefing This week, we focus on several critical vulnerabilities that could impact your enterprise systems, particularly those running Linux and Cisco products. The vulnerabilities range from improper certificate validation to SQL injection, which could allow attackers to execute arbitrary commands. ## What to watch - **CVE-2026-85102**: Check Point products have an improper certificate validation vulnerability that could allow remote attackers to execute arbitrary code. - **CVE-2026-76461**: Cisco Secure Email Gateway is affected by a SQL injection vulnerability that could allow unauthorized command execution. ## Recommended actions 1. Immediately assess the impact of these vulnerabilities on your systems. 2. Apply patches or workarounds provided by the vendors as soon as they are available. 3. Review your incident response plans to ensure readiness in case of exploitation. *Disclaimer: This briefing is based on publicly available cyber threat intelligence and is not a substitute for a comprehensive incident response program.*

Public cyber threat intelligence for awareness. Not a substitute for incident response or a formal security assessment.

What to watch

CVE-2026-85102CVE-2026-85102

CVE-2026-76461CVE-2026-76461

CVE-2026-76460CVE-2026-76460

CVE-2025-39964CVE-2025-39964

CVE-2026-53266CVE-2026-53266

Sources