{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-107406", "assignerOrgId": "50a63c94-1ea7-4568-8c11-eb79e7c5a2b5", "state": "PUBLISHED", "assignerShortName": "NetScaler", "dateReserved": "2026-10-08T00:18:26.020Z", "datePublished": "2026-10-08T21:18:08.336Z", "dateUpdated": "2026-10-08T21:18:08.336Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "50a63c94-1ea7-4568-8c11-eb79e7c5a2b5", "shortName": "NetScaler", "dateUpdated": "2026-10-08T21:18:08.336Z"}, "title": "Memory overflow vulnerability leading to Remote Code Execution or Denial of Service", "datePublic": "2026-10-08T21:00:00.000Z", "affected": [{"vendor": "NetScaler", "product": "ADC", "versions": [{"status": "affected", "version": "0", "lessThan": "14.1-73.46", "versionType": "patch"}, {"status": "affected", "version": "0", "lessThan": "13.1-64.29", "versionType": "patch"}, {"status": "affected", "version": "0", "lessThan": "14.1-73.46 FIPS", "versionType": "patch"}, {"status": "affected", "version": "0", "lessThan": "13.1.37.283 FIPS", "versionType": "patch"}], "defaultStatus": "unaffected"}, {"vendor": "NetScaler", "product": "Gateway", "versions": [{"status": "affected", "version": "0", "lessThan": "14.1-73.46", "versionType": "patch"}, {"status": "affected", "version": "0", "lessThan": "13.1-64.29", "versionType": "patch"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Memory overflow vulnerability leading to Remote Code Execution or Denial of Service Vulnerability in NetScaler ADC.\n\n\nNetScaler ADC or NetScaler Gateway must be configured as a SAML SP or SAML IdP, subject to the following version-specific requirements:\n\n\n\n\u00a0\n\n * For the following versions: Applicable only when configured as a\u00a0SAML IdP:\n * NetScaler ADC and NetScaler Gateway between 14.1-73.37 and 14.1-73.41, inclusive\n * NetScaler ADC 14.1-FIPS between 14.1-73.37 FIPS and 14.1-73.41 FIPS, inclusive\n * NetScaler ADC and NetScaler Gateway between 13.1-64.23 and 13.1-64.28, inclusive\n * NetScaler ADC 13.1-FIPS between 13.1-NDcPP 13.1-37.279 and 13.1- 37.282, inclusive\n\n\n\n\n\u00a0\n\n\n\nFor the following versions: Applicable only when configured as a\u00a0SAML SP or SAML IdP:\n\n * NetScaler ADC and NetScaler Gateway before 14.1-73.37\u00a0\n * NetScaler ADC 14.1-FIPS before 14.1-73.37 FIPS\u00a0\n * NetScaler ADC and NetScaler Gateway before 13.1-64.23\n * NetScaler ADC 13.1-FIPS before13.1-NDcPP 13.1-37.279", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Memory overflow vulnerability leading to Remote Code Execution or Denial of Service Vulnerability in NetScaler ADC.<div><br><p>NetScaler ADC or NetScaler Gateway must be configured as a SAML SP or SAML IdP, subject to the following version-specific requirements:</p><p>&nbsp;</p><ul><li>For the following versions: Applicable only when configured as a&nbsp;SAML IdP:</li><li>NetScaler ADC and NetScaler Gateway between 14.1-73.37 and 14.1-73.41, inclusive</li><li>NetScaler ADC 14.1-FIPS between 14.1-73.37 FIPS and 14.1-73.41 FIPS, inclusive</li><li>NetScaler ADC and NetScaler Gateway between 13.1-64.23 and 13.1-64.28, inclusive</li><li>NetScaler ADC 13.1-FIPS between 13.1-NDcPP 13.1-37.279 and 13.1- 37.282, inclusive</li></ul><p>&nbsp;</p><p>For the following versions: Applicable only when configured as a&nbsp;SAML SP or SAML IdP:</p><ul><li>NetScaler ADC and NetScaler Gateway before 14.1-73.37&nbsp;</li><li>NetScaler ADC 14.1-FIPS before 14.1-73.37 FIPS&nbsp;</li><li>NetScaler ADC and NetScaler Gateway before 13.1-64.23</li><li>NetScaler ADC 13.1-FIPS before13.1-NDcPP 13.1-37.279</li></ul></div>"}]}], "references": [{"url": "https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX697191"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "HIGH", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "LOW", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "CRITICAL", "baseScore": 9.5, "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:L"}}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.4"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "ADC", "vendor": "NetScaler", "versions": [{"lessThan": "14.1-73.46", "status": "affected", "version": "0", "versionType": "patch"}, {"lessThan": "13.1-64.29", "status": "affected", "version": "0", "versionType": "patch"}, {"lessThan": "14.1-73.46 FIPS", "status": "affected", "version": "0", "versionType": "patch"}, {"lessThan": "13.1.37.283 FIPS", "status": "affected", "version": "0", "versionType": "patch"}]}, {"defaultStatus": "unaffected", "product": "Gateway", "vendor": "NetScaler", "versions": [{"lessThan": "14.1-73.46", "status": "affected", "version": "0", "versionType": "patch"}, {"lessThan": "13.1-64.29", "status": "affected", "version": "0", "versionType": "patch"}]}], "source": "50a63c94-1ea7-4568-8c11-eb79e7c5a2b5"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Memory overflow vulnerability leading to Remote Code Execution or Denial of Service Vulnerability in NetScaler ADC.\n\n\nNetScaler ADC or NetScaler Gateway must be configured as a SAML SP or SAML IdP, subject to the following version-specific requirements:\n\n\n\n\u00a0\n\n * For the following versions: Applicable only when configured as a\u00a0SAML IdP:\n * NetScaler ADC and NetScaler Gateway between 14.1-73.37 and 14.1-73.41, inclusive\n * NetScaler ADC 14.1-FIPS between 14.1-73.37 FIPS and 14.1-73.41 FIPS, inclusive\n * NetScaler ADC and NetScaler Gateway between 13.1-64.23 and 13.1-64.28, inclusive\n * NetScaler ADC 13.1-FIPS between 13.1-NDcPP 13.1-37.279 and 13.1- 37.282, inclusive\n\n\n\n\n\u00a0\n\n\n\nFor the following versions: Applicable only when configured as a\u00a0SAML SP or SAML IdP:\n\n * NetScaler ADC and NetScaler Gateway before 14.1-73.37\u00a0\n * NetScaler ADC 14.1-FIPS before 14.1-73.37 FIPS\u00a0\n * NetScaler ADC and NetScaler Gateway before 13.1-64.23\n * NetScaler ADC 13.1-FIPS before13.1-NDcPP 13.1-37.279"}], "id": "CVE-2026-107406", "lastModified": "2026-10-08T22:17:26.847", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "HIGH", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 9.5, "baseSeverity": "CRITICAL", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "LOW", "subConfidentialityImpact": "HIGH", "subIntegrityImpact": "HIGH", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "50a63c94-1ea7-4568-8c11-eb79e7c5a2b5", "type": "Secondary"}]}, "published": "2026-10-08T22:17:26.847", "references": [{"source": "50a63c94-1ea7-4568-8c11-eb79e7c5a2b5", "url": "https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX697191"}], "sourceIdentifier": "50a63c94-1ea7-4568-8c11-eb79e7c5a2b5", "vulnStatus": "Received"}

{}

{}