{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-88779","assignerOrgId":"50a63c94-1ea7-4568-8c11-eb79e7c5a2b5","state":"PUBLISHED","assignerShortName":"NetScaler","dateReserved":"2026-09-10T07:14:57.370Z","datePublished":"2026-10-04T02:35:35.525Z","dateUpdated":"2026-10-05T03:55:38.096Z"},"containers":{"cna":{"providerMetadata":{"orgId":"50a63c94-1ea7-4568-8c11-eb79e7c5a2b5","shortName":"NetScaler","dateUpdated":"2026-10-04T02:35:35.525Z"},"title":"Memory overflow vulnerability  leading to Denial of Service","datePublic":"2026-10-04T02:19:00.000Z","affected":[{"vendor":"NetScaler","product":"ADC","versions":[{"status":"affected","version":"0","lessThan":"14.1-73.41","versionType":"Patch"},{"status":"affected","version":"0","lessThan":"13.1-64.28","versionType":"Patch"},{"status":"affected","version":"0","lessThan":"14.1-73.41 FIPS","versionType":"Patch"},{"status":"affected","version":"0","lessThan":"13.1-37.282","versionType":"Patch"}],"defaultStatus":"unaffected"},{"vendor":"NetScaler","product":"Gateway","versions":[{"status":"affected","version":"0","lessThan":"14.1-73.41","versionType":"Patch"},{"status":"affected","version":"0","lessThan":"13.1-64.28","versionType":"Patch"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"Vulnerability in NetScaler ADC and NetScaler Gateway.\n\nThis issue affects ADC: before 14.1-73.41, before 13.1-64.28, before 14.1-73.41 FIPS, and before 13.1-37.282; Gateway: before 14.1-73.41 and before 13.1-64.28.","supportingMedia":[{"type":"text/html","base64":false,"value":"Vulnerability in NetScaler ADC and NetScaler Gateway.<p>This issue affects ADC: before 14.1-73.41, before 13.1-64.28, before 14.1-73.41 FIPS, and before 13.1-37.282; Gateway: before 14.1-73.41 and before 13.1-64.28.</p>"}]}],"references":[{"url":"https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX697174"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","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":8.7,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"}}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.5"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-04T00:00:00+00:00","options":[{"Exploitation":"active"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3","id":"CVE-2026-88779"}}},{"other":{"type":"kev","content":{"dateAdded":"2026-10-04","reference":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-88779"}}}],"references":[{"url":"https://community.citrix.com/techzone-blogs/110_security-updates/understanding-and-addressing-cve-2026-88779-in-citrix-netscaler-adc-and-citrix-netscaler-gateway/","tags":["vendor-advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-88779","tags":["government-resource"]}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","cweId":"CWE-119","description":"CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer"}]}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-10-05T03:55:38.096Z"},"timeline":[{"time":"2026-10-04T00:00:00.000Z","lang":"en","value":"CVE-2026-88779 added to CISA KEV"}]}]}}