{"schema_version":1,"title":"Cisco IOS XE Unified Threat Defense vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 7 vulnerabilities in Cisco IOS XE Unified Threat Defense: 0 in the last 7 days and 7 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-76489, was published on 21 October 2026. 7 vulnerabilities in the last four weeks, up from none in the four before.","url":"https://junglewise.ai/threats/technologies/ios-xe-unified-threat-defense","json_url":"https://junglewise.ai/threats/technologies/ios-xe-unified-threat-defense.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/ios-xe-unified-threat-defense","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","thin":false,"counts":{"high":1,"all_time":7,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":7,"last_90_days":7,"last_365_days":7},"latest":[{"cve":"CVE-2026-76489","cvss":5.8,"slug":"cve-2026-76489-multiple-cisco-products-are-affected-by-a-vulnerability-in-the","title":"Cisco Snort 3 memory management denial of service","severity":"medium","exploited":false,"published_at":"2026-10-21T17:19:08.163+00:00","url":"https://junglewise.ai/threats/cve-2026-76489-multiple-cisco-products-are-affected-by-a-vulnerability-in-the"},{"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-2026-20221","cvss":5.8,"slug":"cve-2026-20221-multiple-cisco-products-are-affected-by-a-vulnerability-in-the","title":"Cisco multiple products Snort 3 GRE tunnel denial of service","severity":"medium","exploited":false,"published_at":"2026-10-21T17:18:27.947+00:00","url":"https://junglewise.ai/threats/cve-2026-20221-multiple-cisco-products-are-affected-by-a-vulnerability-in-the"},{"cve":"CVE-2026-20218","cvss":5.8,"slug":"cve-2026-20218-a-vulnerability-in-the-snort-3-visual-basic-for-applications-vba","title":"Cisco Snort 3 VBA decompression buffer overflow denial of service","severity":"medium","exploited":false,"published_at":"2026-10-21T17:18:27.733+00:00","url":"https://junglewise.ai/threats/cve-2026-20218-a-vulnerability-in-the-snort-3-visual-basic-for-applications-vba"},{"cve":"CVE-2026-20197","cvss":5.8,"slug":"cve-2026-20197-multiple-cisco-products-are-affected-by-a-vulnerability-in-the","title":"Cisco Snort 3 Teredo detection engine denial of service","severity":"medium","exploited":false,"published_at":"2026-10-21T17:18:27.543+00:00","url":"https://junglewise.ai/threats/cve-2026-20197-multiple-cisco-products-are-affected-by-a-vulnerability-in-the"},{"cve":"CVE-2026-20019","cvss":5.8,"slug":"cve-2026-20019-multiple-cisco-products-are-affected-by-a-vulnerability-in-the","title":"Cisco Snort 3 NetFlow Detection Engine denial of service","severity":"medium","exploited":false,"published_at":"2026-10-21T17:18:26.89+00:00","url":"https://junglewise.ai/threats/cve-2026-20019-multiple-cisco-products-are-affected-by-a-vulnerability-in-the"},{"cve":"CVE-2026-20011","cvss":5.8,"slug":"cve-2026-20011-multiple-cisco-products-are-affected-by-a-vulnerability-in-the","title":"Cisco multiple products SMTP MIME parsing denial of service in Snort 3","severity":"medium","exploited":false,"published_at":"2026-10-21T17:18:26.64+00:00","url":"https://junglewise.ai/threats/cve-2026-20011-multiple-cisco-products-are-affected-by-a-vulnerability-in-the"}],"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":0,"exploited":0,"vulnerabilities":7},{"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 IOS XE Unified Threat Defense","slug":"ios-xe-unified-threat-defense","vendor":{"hub":true,"name":"Cisco","slug":"cisco","url":"https://junglewise.ai/threats/vendors/cisco"},"aliases":[],"category":"network-ips","description":"Cisco IOS XE feature set providing threat detection and intrusion prevention on routers.","url":"https://junglewise.ai/threats/technologies/ios-xe-unified-threat-defense"},"most_severe":[{"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-2026-76489","cvss":5.8,"slug":"cve-2026-76489-multiple-cisco-products-are-affected-by-a-vulnerability-in-the","title":"Cisco Snort 3 memory management denial of service","severity":"medium","exploited":false,"published_at":"2026-10-21T17:19:08.163+00:00","url":"https://junglewise.ai/threats/cve-2026-76489-multiple-cisco-products-are-affected-by-a-vulnerability-in-the"},{"cve":"CVE-2026-20221","cvss":5.8,"slug":"cve-2026-20221-multiple-cisco-products-are-affected-by-a-vulnerability-in-the","title":"Cisco multiple products Snort 3 GRE tunnel denial of service","severity":"medium","exploited":false,"published_at":"2026-10-21T17:18:27.947+00:00","url":"https://junglewise.ai/threats/cve-2026-20221-multiple-cisco-products-are-affected-by-a-vulnerability-in-the"},{"cve":"CVE-2026-20218","cvss":5.8,"slug":"cve-2026-20218-a-vulnerability-in-the-snort-3-visual-basic-for-applications-vba","title":"Cisco Snort 3 VBA decompression buffer overflow denial of service","severity":"medium","exploited":false,"published_at":"2026-10-21T17:18:27.733+00:00","url":"https://junglewise.ai/threats/cve-2026-20218-a-vulnerability-in-the-snort-3-visual-basic-for-applications-vba"},{"cve":"CVE-2026-20197","cvss":5.8,"slug":"cve-2026-20197-multiple-cisco-products-are-affected-by-a-vulnerability-in-the","title":"Cisco Snort 3 Teredo detection engine denial of service","severity":"medium","exploited":false,"published_at":"2026-10-21T17:18:27.543+00:00","url":"https://junglewise.ai/threats/cve-2026-20197-multiple-cisco-products-are-affected-by-a-vulnerability-in-the"},{"cve":"CVE-2026-20019","cvss":5.8,"slug":"cve-2026-20019-multiple-cisco-products-are-affected-by-a-vulnerability-in-the","title":"Cisco Snort 3 NetFlow Detection Engine denial of service","severity":"medium","exploited":false,"published_at":"2026-10-21T17:18:26.89+00:00","url":"https://junglewise.ai/threats/cve-2026-20019-multiple-cisco-products-are-affected-by-a-vulnerability-in-the"},{"cve":"CVE-2026-20011","cvss":5.8,"slug":"cve-2026-20011-multiple-cisco-products-are-affected-by-a-vulnerability-in-the","title":"Cisco multiple products SMTP MIME parsing denial of service in Snort 3","severity":"medium","exploited":false,"published_at":"2026-10-21T17:18:26.64+00:00","url":"https://junglewise.ai/threats/cve-2026-20011-multiple-cisco-products-are-affected-by-a-vulnerability-in-the"}],"generated_at":"2026-11-11T03:07:00.183524+00:00"}