Firewalls & VPN
CVE-2026-20342: Cisco Secure FMC Software Arbitrary File Download VulnerabilityNew!!
Cisco published a Critical-rated advisory that includes CVE-2026-20342. Cisco explicitly lists a High CVE-specific SIR. TechGeeks scope, action, fixed-release guidance, evidence status, and primary Cisco sources.
CVE-2026-20343: Cisco Secure FMC Software Information Disclosure and Disk DoS VulnerabilityNew!!
Cisco published a Critical-rated advisory that includes CVE-2026-20343. Cisco explicitly lists a High CVE-specific SIR. TechGeeks scope, action, fixed-release guidance, evidence status, and primary Cisco sources.
CVE-2026-20344: Cisco Secure FMC Software SQL Injection VulnerabilityNew!!
Cisco published a Critical-rated advisory that includes CVE-2026-20344. Cisco explicitly lists a High CVE-specific SIR. TechGeeks scope, action, fixed-release guidance, evidence status, and primary Cisco sources.
CVE-2026-76412: Cisco Secure FMC Software Privilege Escalation to root VulnerabilityNew!!
Cisco published a Critical-rated advisory that includes CVE-2026-76412. Cisco explicitly lists a High CVE-specific SIR. TechGeeks scope, action, fixed-release guidance, evidence status, and primary Cisco sources.
CVE-2026-76413: Cisco Secure FMC Single Sign-On Token Forgery Account VulnerabilityNew!!
Cisco published a Critical-rated advisory that includes CVE-2026-76413. Cisco explicitly lists a High CVE-specific SIR. TechGeeks scope, action, fixed-release guidance, evidence status, and primary Cisco sources.
CVE-2026-76420: Cisco Secure FMC Software Peer Impersonation VulnerabilityNew!!
Cisco published a Critical-rated advisory that includes CVE-2026-76420. Cisco explicitly lists a Critical CVE-specific SIR. TechGeeks scope, action, fixed-release guidance, evidence status, and primary Cisco sources.
CVE-2026-20242: Cisco Secure Firewall Management Center Software Java Deserialization Remote Code Execution VulnerabilityNew!!
Cisco published a Critical-rated advisory that includes CVE-2026-20242. 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-2026-20249: 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-2026-20250: 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.