Security Notices
CVE-2026-20341: Cisco Secure FMC Software sftunnel Deserialization Root Command Execution VulnerabilityNew!!
Cisco published a Critical-rated advisory that includes CVE-2026-20341. Cisco explicitly lists a Critical CVE-specific SIR. TechGeeks scope, action, fixed-release guidance, evidence status, and primary Cisco sources.
CVE-2026-20247: Cisco ISE Unauthenticated SQL Injection VulnerabilityNew!!
Cisco published a High-rated advisory that includes CVE-2026-20247. Cisco explicitly lists a High CVE-specific SIR. TechGeeks scope, action, fixed-release guidance, evidence status, and primary Cisco sources.
CVE-2026-20309: Cisco Identity Services Engine Cross-Site Scripting VulnerabilityNew!!
Cisco published a Medium-rated advisory that includes CVE-2026-20309. Cisco does not separately state a CVE-specific SIR. TechGeeks scope, action, fixed-release guidance, evidence status, and primary Cisco sources.
CVE-2026-20248: Cisco Secure Firewall ASA and FTD TCP DNS Denial of Service VulnerabilityNew!!
Cisco published a Medium-rated advisory that includes CVE-2026-20248. Cisco does not separately state a CVE-specific SIR. TechGeeks scope, action, fixed-release guidance, evidence status, and primary Cisco sources.
CVE-2026-20322: Cisco Nexus Dashboard hardening: Improper Access ControlNew!!
Cisco published a Critical-rated advisory that includes CVE-2026-20322. Cisco does not separately state a CVE-specific SIR. TechGeeks scope, action, fixed-release guidance, evidence status, and primary Cisco sources.
CVE-2026-20249: Cisco Secure Firewall ASA and FTD IKEv2 Certificate Authentication Denial of Service VulnerabilityNew!!
Cisco published a High-rated advisory that includes CVE-2026-20249. Cisco does not separately state a CVE-specific SIR. TechGeeks scope, action, fixed-release guidance, evidence status, and primary Cisco sources.
CVE-2026-20323: Cisco Secure FMC Software and Secure FTD Software sftunnel Unauthorized Authentication Bypass VulnerabilityNew!!
Cisco published a High-rated advisory that includes CVE-2026-20323. Cisco explicitly lists a High CVE-specific SIR. TechGeeks scope, action, fixed-release guidance, evidence status, and primary Cisco sources.
CVE-2026-20250: Cisco Secure Firewall ASA and FTD for Firepower 3100 and 4200 Series DTLS Denial of Service VulnerabilityNew!!
Cisco published a High-rated advisory that includes CVE-2026-20250. Cisco does not separately state a CVE-specific SIR. TechGeeks scope, action, fixed-release guidance, evidence status, and primary Cisco sources.
CVE-2026-20324: Cisco Secure Firewall Management Center sftunnel Root Arbitrary Code Execution VulnerabilityNew!!
Cisco published a Critical-rated advisory that includes CVE-2026-20324. Cisco does not separately state a CVE-specific SIR. TechGeeks scope, action, fixed-release guidance, evidence status, and primary Cisco sources.
CVE-2026-20282: Cisco ISE Authenticated Write VulnerabilityNew!!
Cisco published a Critical-rated advisory that includes CVE-2026-20282. Cisco explicitly lists a High CVE-specific SIR. TechGeeks scope, action, fixed-release guidance, evidence status, and primary Cisco sources.