SF
Product
Secure Firewall Threat Defense
by Cisco · last CVE Aug 11, 2026
On CISA KEVExploited in the wildRansomware-linked
274
CVEs
11
On KEV
10.0
Max CVSS
0
New 30D
Severity mix
Critical 5High 138Medium 130Low 1
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-20349
In wildKEV
8.6
1%
Aug 11
Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access SSL VPN Denial of Service Vulnerability
Affected: 7.0.0; 7.0.0.1; 7.0.1; 7.0.1.1; 7.0.2; 7.0.2.1; +34 more
CVE-2025-20362
In wildKEV
8.6
87%
Sep 25
Cisco Secure Firewall Adaptive Security (ASA) Appliance and Secure Firewall Threat Defense (FTD) Missing Authorization Vulnerability
Affected: 7.0.0 before 7.0.8.1; 7.1.0 before 7.2.10.2; 7.3.0 before 7.4.2.4; 7.6.0 before 7.6.2.1; 7.7.0 before 7.7.10.1
CVE-2024-20353
In wildKEV
8.6
70%
Apr 24
Cisco ASA and FTD Denial of Service Vulnerability
Affected: 6.2.3; 6.2.3.1; 6.2.3.2; 6.2.3.3; 6.2.3.4; 6.2.3.5; +34 more
CVE-2020-3452
In wildKEV
7.5
100%
Jul 22
Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services Read-Only Path Traversal Vulnerability
Affected: 6.2.3 before 6.2.3.16; 6.3.0 before 6.3.0.6; 6.4.0 before 6.4.0.10; 6.5.0 before 6.5.0.5; 6.6.0 before 6.6.0.1
CVE-2020-3259
RansomwareIn wildKEV
7.5
72%
May 6
Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services Information Disclosure Vulnerability
Affected: 6.2.3 before 6.2.3.16; 6.3.0 before 6.3.0.6; 6.4.0 before 6.4.0.9; 6.5.0 before 6.5.0.5
CVE-2018-0296
In wildKEV
7.5
100%
Jun 7
Cisco Adaptive Security Appliance (ASA) Denial-of-Service Vulnerability
Affected: 6.0 before 6.1.0; 6.2.1 before 6.2.2.3; 6.2.3; 6.2.3.1
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