{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-55400","assignerOrgId":"b6533044-ea05-4482-8458-7bddeca0d079","state":"PUBLISHED","assignerShortName":"Absolute","dateReserved":"2026-06-16T21:26:37.698Z","datePublished":"2026-08-13T16:05:10.423Z","dateUpdated":"2026-08-13T18:50:28.496Z"},"containers":{"cna":{"providerMetadata":{"orgId":"b6533044-ea05-4482-8458-7bddeca0d079","shortName":"Absolute","dateUpdated":"2026-08-13T16:05:10.423Z"},"affected":[{"vendor":"Absolute Security","product":"Secure Access","versions":[{"status":"affected","version":"0","lessThan":"14.57","versionType":"Server"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"CVE-2026-55400 is an integer underflow in Secure Access servers prior to\n version 14.57. Attackers with an authenticated session can send \nspecially crafted traffic to a server in a non-default configuration and\n cause a persistent denial of service.","supportingMedia":[{"type":"text/html","base64":false,"value":"CVE-2026-55400 is an integer underflow in Secure Access servers prior to\n version 14.57. Attackers with an authenticated session can send \nspecially crafted traffic to a server in a non-default configuration and\n cause a persistent denial of service."}]}],"references":[{"url":"https://www.absolute.com/platform/security-information/vulnerability-archive/cve-2026-55400"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"HIGH","attackRequirements":"NONE","privilegesRequired":"LOW","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":"MEDIUM","baseScore":6,"vectorString":"CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"}}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.4"}},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-190","lang":"en","description":"CWE-190 Integer Overflow or Wraparound"}]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-13T18:50:24.915563Z","id":"CVE-2026-55400","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-08-13T18:50:28.496Z"}}]}}