{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-40954","assignerOrgId":"b6533044-ea05-4482-8458-7bddeca0d079","state":"PUBLISHED","assignerShortName":"Absolute","dateReserved":"2026-04-16T00:19:03.573Z","datePublished":"2026-07-15T19:44:47.223Z","dateUpdated":"2026-07-16T13:15:09.379Z"},"containers":{"cna":{"providerMetadata":{"orgId":"b6533044-ea05-4482-8458-7bddeca0d079","shortName":"Absolute","dateUpdated":"2026-07-15T19:44:47.223Z"},"title":"Integer underflow in Secure Access clients prior to 14.55","affected":[{"vendor":"Absolute Security","product":"Secure Access","versions":[{"status":"affected","version":"0","lessThan":"14.55","versionType":"Client"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"CVE-2026-40954\nis an integer underflow vulnerability in the traffic parsing function of Secure\nAccess clients prior to 14.55. Attackers with intimate knowledge of and total\ncontrol over the tunnel protocol can create a non-persistent DoS against their\nclient","supportingMedia":[{"type":"text/html","base64":false,"value":"<span>CVE-2026-40954\nis an integer underflow vulnerability in the traffic parsing function of Secure\nAccess clients prior to 14.55. Attackers with intimate knowledge of and total\ncontrol over the tunnel protocol can create a non-persistent DoS against their\nclient</span>"}]}],"references":[{"url":"https://www.absolute.com/platform/security-information/vulnerability-archive/cve-2026-40954"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"HIGH","attackRequirements":"PRESENT","privilegesRequired":"NONE","userInteraction":"ACTIVE","vulnConfidentialityImpact":"NONE","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"LOW","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":"LOW","baseScore":2.1,"vectorString":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N"}}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.2"}},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-191","lang":"en","description":"CWE-191 Integer Underflow (Wrap or Wraparound)"}]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-16T13:14:53.484084Z","id":"CVE-2026-40954","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":"2026-07-16T13:15:09.379Z"}}]}}