{"schema_version":1,"title":"Cisco Secure Access vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 4 vulnerabilities in Cisco Secure Access: 0 in the last 7 days and 4 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-20356, was published on 21 October 2026. 4 vulnerabilities in the last four weeks, up from none in the four before. 1 critical against 0.","url":"https://junglewise.ai/threats/technologies/cisco-secure-access","json_url":"https://junglewise.ai/threats/technologies/cisco-secure-access.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/cisco-secure-access","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","thin":false,"counts":{"high":3,"all_time":4,"critical":1,"exploited":0,"last_7_days":0,"last_30_days":4,"last_90_days":4,"last_365_days":4},"latest":[{"cve":"CVE-2026-20356","cvss":7.5,"slug":"cve-2026-20356-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and","title":"Cisco Snort 3 uncontrolled resource consumption","severity":"high","exploited":false,"published_at":"2026-10-21T17:18:28.703+00:00","url":"https://junglewise.ai/threats/cve-2026-20356-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and"},{"cve":"CVE-2026-20291","cvss":7.8,"slug":"cve-2026-20291-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and","title":"Cisco Snort 3 improper privilege management","severity":"high","exploited":false,"published_at":"2026-10-21T17:18:28.473+00:00","url":"https://junglewise.ai/threats/cve-2026-20291-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and"},{"cve":"CVE-2026-20236","cvss":7.5,"slug":"cve-2026-20236-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and","title":"Cisco Snort 3 incorrect calculation vulnerability","severity":"high","exploited":false,"published_at":"2026-10-21T17:18:28.247+00:00","url":"https://junglewise.ai/threats/cve-2026-20236-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and"},{"cve":"CVE-2026-20043","cvss":9,"slug":"cve-2026-20043-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and","title":"Cisco Snort 3 out-of-bounds write","severity":"critical","exploited":false,"published_at":"2026-10-21T17:18:27.087+00:00","url":"https://junglewise.ai/threats/cve-2026-20043-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and"}],"weekly":[{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-05","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-12","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-19","critical":1,"exploited":0,"vulnerabilities":4},{"week":"2026-10-26","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-02","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-09","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"Cisco IOS","slug":"ios","vulnerabilities":70,"url":"https://junglewise.ai/threats/technologies/ios"},{"name":"Cisco Identity Services Engine","slug":"identity-services-engine","vulnerabilities":58,"url":"https://junglewise.ai/threats/technologies/identity-services-engine"},{"name":"Cisco IOS XE","slug":"ios-xe","vulnerabilities":57,"url":"https://junglewise.ai/threats/technologies/ios-xe"},{"name":"Cisco Firepower Threat Defense","slug":"firepower-threat-defense","vulnerabilities":33,"url":"https://junglewise.ai/threats/technologies/firepower-threat-defense"},{"name":"Cisco Firepower Threat Defense Software","slug":"firepower-threat-defense-software","vulnerabilities":33,"url":"https://junglewise.ai/threats/technologies/firepower-threat-defense-software"},{"name":"Cisco IOS XR","slug":"ios-xr","vulnerabilities":31,"url":"https://junglewise.ai/threats/technologies/ios-xr"},{"name":"Cisco IOS XE Software","slug":"ios-xe-software","vulnerabilities":28,"url":"https://junglewise.ai/threats/technologies/ios-xe-software"},{"name":"Cisco Adaptive Security Appliance Software","slug":"secure-firewall-asa-software","vulnerabilities":23,"url":"https://junglewise.ai/threats/technologies/secure-firewall-asa-software"},{"name":"Cisco Snort 3","slug":"snort-3","vulnerabilities":20,"url":"https://junglewise.ai/threats/technologies/snort-3"},{"name":"Cisco Ios Software","slug":"ios-software","vulnerabilities":19,"url":"https://junglewise.ai/threats/technologies/ios-software"},{"name":"Cisco ISE Passive Identity Connector","slug":"ise-passive-identity-connector","vulnerabilities":19,"url":"https://junglewise.ai/threats/technologies/ise-passive-identity-connector"},{"name":"Cisco Secure Firewall Management Center","slug":"secure-firewall-management-center","vulnerabilities":16,"url":"https://junglewise.ai/threats/technologies/secure-firewall-management-center"}],"technology":{"hub":true,"name":"Cisco Secure Access","slug":"cisco-secure-access","vendor":{"hub":true,"name":"Cisco","slug":"cisco","url":"https://junglewise.ai/threats/vendors/cisco"},"aliases":[],"category":"appliance","description":"Cloud-delivered network access control and identity-based security platform.","url":"https://junglewise.ai/threats/technologies/cisco-secure-access"},"most_severe":[{"cve":"CVE-2026-20043","cvss":9,"slug":"cve-2026-20043-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and","title":"Cisco Snort 3 out-of-bounds write","severity":"critical","exploited":false,"published_at":"2026-10-21T17:18:27.087+00:00","url":"https://junglewise.ai/threats/cve-2026-20043-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and"},{"cve":"CVE-2026-20291","cvss":7.8,"slug":"cve-2026-20291-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and","title":"Cisco Snort 3 improper privilege management","severity":"high","exploited":false,"published_at":"2026-10-21T17:18:28.473+00:00","url":"https://junglewise.ai/threats/cve-2026-20291-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and"},{"cve":"CVE-2026-20356","cvss":7.5,"slug":"cve-2026-20356-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and","title":"Cisco Snort 3 uncontrolled resource consumption","severity":"high","exploited":false,"published_at":"2026-10-21T17:18:28.703+00:00","url":"https://junglewise.ai/threats/cve-2026-20356-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and"},{"cve":"CVE-2026-20236","cvss":7.5,"slug":"cve-2026-20236-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and","title":"Cisco Snort 3 incorrect calculation vulnerability","severity":"high","exploited":false,"published_at":"2026-10-21T17:18:28.247+00:00","url":"https://junglewise.ai/threats/cve-2026-20236-as-part-of-cisco-s-ongoing-commitment-to-proactive-security-and"}],"generated_at":"2026-11-11T03:07:00.183524+00:00"}