{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-8451","assignerOrgId":"50a63c94-1ea7-4568-8c11-eb79e7c5a2b5","state":"PUBLISHED","assignerShortName":"NetScaler","dateReserved":"2026-05-13T00:35:53.452Z","datePublished":"2026-06-30T12:33:08.999Z","dateUpdated":"2026-06-30T13:43:41.903Z"},"containers":{"cna":{"providerMetadata":{"orgId":"50a63c94-1ea7-4568-8c11-eb79e7c5a2b5","shortName":"NetScaler","dateUpdated":"2026-06-30T12:55:53.680Z"},"title":"Insufficient input validation leading to memory overread","datePublic":"2026-06-30T12:00:00.000Z","problemTypes":[{"descriptions":[{"lang":"en","description":"awe-125"}]}],"affected":[{"vendor":"NetScaler","product":"ADC","versions":[{"status":"affected","version":"14.1","lessThan":"72.61","versionType":"patch"},{"status":"affected","version":"13.1","lessThan":"63.18","versionType":"patch"},{"status":"affected","version":"14.1 FIPs","lessThan":"72.61","versionType":"patch"},{"status":"affected","version":"13.1 FIPS and NDcPP","lessThan":"37.272","versionType":"patch"}],"defaultStatus":"unaffected"},{"vendor":"NetScaler","product":"Gateway","versions":[{"status":"affected","version":"14.1","lessThan":"72.61","versionType":"patch"},{"status":"affected","version":"13.1","lessThan":"63.18","versionType":"patch"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"Insufficient input validation in NetScaler ADC and NetScaler Gateway leading to memory overread if NetScaler ADC or NetScaler Gateway is configured as a SAML IDP","supportingMedia":[{"type":"text/html","base64":false,"value":"<span>Insufficient input validation in&nbsp;</span><span>NetScaler ADC and NetScaler Gateway</span><span>&nbsp;leading to memory overread if&nbsp;</span><span>NetScaler ADC or NetScaler Gateway is configured as a SAML IDP</span><br>"}]}],"references":[{"url":"https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX696604"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"LOW","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"NONE","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":"HIGH","baseScore":8.8,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:H/SC:N/SI:N/SA:N"}}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.2"}},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-125","lang":"en","description":"CWE-125 Out-of-bounds Read"}]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-30T13:43:33.940474Z","id":"CVE-2026-8451","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-06-30T13:43:41.903Z"}}]}}