{"schema_version":1,"title":"Citrix NetScaler vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 5 vulnerabilities in Citrix NetScaler: 0 in the last 7 days and 1 in the last 90 days, 5 of them critical and 5 exploited in the wild. The most recent, CVE-2026-19490, was published on 9 September 2026.","url":"https://junglewise.ai/threats/technologies/netscaler","json_url":"https://junglewise.ai/threats/technologies/netscaler.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/netscaler","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":0,"all_time":5,"critical":5,"exploited":5,"last_7_days":0,"last_30_days":1,"last_90_days":1,"last_365_days":2},"latest":[{"cve":"CVE-2026-19490","cvss":9.8,"epss":0.0701,"slug":"cve-2026-19490-citrix-netscaler-authentication-bypass-via-alternate-path","title":"Citrix NetScaler authentication bypass via alternate path","severity":"critical","exploited":true,"published_at":"2026-09-09T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2026-19490-citrix-netscaler-authentication-bypass-via-alternate-path"},{"cve":"CVE-2026-3055","cvss":9.8,"epss":0.7409,"slug":"cve-2026-3055-citrix-netscaler-out-of-bounds-read-in-saml-idp","title":"Citrix NetScaler out-of-bounds read in SAML IdP","severity":"critical","exploited":true,"published_at":"2026-03-30T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2026-3055-citrix-netscaler-out-of-bounds-read-in-saml-idp"},{"cve":"CVE-2025-7775","cvss":9.8,"epss":0.0983,"slug":"cve-2025-7775-citrix-netscaler-memory-overflow-in-adc-and-gateway","title":"Citrix NetScaler memory overflow in ADC and Gateway","severity":"critical","exploited":true,"published_at":"2025-08-26T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2025-7775-citrix-netscaler-memory-overflow-in-adc-and-gateway"},{"cve":"CVE-2019-12991","cvss":8.8,"slug":"cve-2019-12991-citrix-sd-wan-and-netscaler-command-injection-vulnerability","title":"Citrix SD-WAN and NetScaler Command Injection Vulnerability","severity":"critical","exploited":true,"published_at":"2022-03-25T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2019-12991-citrix-sd-wan-and-netscaler-command-injection-vulnerability"},{"cve":"CVE-2019-12989","cvss":9.8,"slug":"cve-2019-12989-citrix-sd-wan-and-netscaler-sql-injection-vulnerability","title":"Citrix SD-WAN and NetScaler SQL Injection Vulnerability","severity":"critical","exploited":true,"published_at":"2022-03-25T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2019-12989-citrix-sd-wan-and-netscaler-sql-injection-vulnerability"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"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":1,"exploited":1,"vulnerabilities":1},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"Citrix NetScaler Gateway","slug":"gateway","vulnerabilities":25,"url":"https://junglewise.ai/threats/technologies/gateway"},{"name":"Citrix NetScaler ADC","slug":"netscaler-adc","vulnerabilities":12,"url":"https://junglewise.ai/threats/technologies/netscaler-adc"},{"name":"Citrix XenServer","slug":"xenserver","vulnerabilities":11,"url":"https://junglewise.ai/threats/technologies/xenserver"},{"name":"Citrix Application Delivery Controller (ADC)","slug":"application-delivery-controller-adc","vulnerabilities":5,"url":"https://junglewise.ai/threats/technologies/application-delivery-controller-adc"},{"name":"Citrix Provisioning Services","slug":"provisioning-services","vulnerabilities":5,"url":"https://junglewise.ai/threats/technologies/provisioning-services"},{"name":"Citrix Sd-Wan Wanop Appliance","slug":"sd-wan-wanop-appliance","vulnerabilities":4,"url":"https://junglewise.ai/threats/technologies/sd-wan-wanop-appliance"}],"technology":{"hub":true,"name":"Citrix NetScaler","slug":"netscaler","vendor":{"name":"Citrix","slug":"citrix","url":"https://junglewise.ai/threats/vendors/citrix"},"aliases":[],"homepage":"https://www.netscaler.com/","description":"An application delivery controller and load balancer providing traffic management and security services.","url":"https://junglewise.ai/threats/technologies/netscaler"},"most_severe":[{"cve":"CVE-2026-3055","cvss":9.8,"epss":0.7409,"slug":"cve-2026-3055-citrix-netscaler-out-of-bounds-read-in-saml-idp","title":"Citrix NetScaler out-of-bounds read in SAML IdP","severity":"critical","exploited":true,"published_at":"2026-03-30T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2026-3055-citrix-netscaler-out-of-bounds-read-in-saml-idp"},{"cve":"CVE-2025-7775","cvss":9.8,"epss":0.0983,"slug":"cve-2025-7775-citrix-netscaler-memory-overflow-in-adc-and-gateway","title":"Citrix NetScaler memory overflow in ADC and Gateway","severity":"critical","exploited":true,"published_at":"2025-08-26T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2025-7775-citrix-netscaler-memory-overflow-in-adc-and-gateway"},{"cve":"CVE-2026-19490","cvss":9.8,"epss":0.0701,"slug":"cve-2026-19490-citrix-netscaler-authentication-bypass-via-alternate-path","title":"Citrix NetScaler authentication bypass via alternate path","severity":"critical","exploited":true,"published_at":"2026-09-09T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2026-19490-citrix-netscaler-authentication-bypass-via-alternate-path"},{"cve":"CVE-2019-12989","cvss":9.8,"slug":"cve-2019-12989-citrix-sd-wan-and-netscaler-sql-injection-vulnerability","title":"Citrix SD-WAN and NetScaler SQL Injection Vulnerability","severity":"critical","exploited":true,"published_at":"2022-03-25T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2019-12989-citrix-sd-wan-and-netscaler-sql-injection-vulnerability"},{"cve":"CVE-2019-12991","cvss":8.8,"slug":"cve-2019-12991-citrix-sd-wan-and-netscaler-command-injection-vulnerability","title":"Citrix SD-WAN and NetScaler Command Injection Vulnerability","severity":"critical","exploited":true,"published_at":"2022-03-25T00:00:00+00:00","url":"https://junglewise.ai/threats/cve-2019-12991-citrix-sd-wan-and-netscaler-command-injection-vulnerability"}],"generated_at":"2026-09-26T09:11:00.170868+00:00"}