{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-19636","assignerOrgId":"5ac1ecc2-367a-4d16-a0b2-35d495ddd0be","state":"PUBLISHED","assignerShortName":"tenable","dateReserved":"2026-08-12T16:25:28.984Z","datePublished":"2026-08-14T17:24:21.741Z","dateUpdated":"2026-08-14T17:45:47.701Z"},"containers":{"cna":{"providerMetadata":{"orgId":"5ac1ecc2-367a-4d16-a0b2-35d495ddd0be","shortName":"tenable","dateUpdated":"2026-08-14T17:24:21.741Z"},"title":"Insuffucient Protections Lead to Brute Force","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-1270","description":"CWE-1270 Generation of incorrect security tokens","type":"CWE"}]}],"affected":[{"vendor":"Tenable, Inc.","product":"Security Center","platforms":["Linux"],"versions":[{"status":"affected","version":"0","lessThan":"6.9.0","versionType":"semver"}],"defaultStatus":"affected"}],"descriptions":[{"lang":"en","value":"An issue was identified in which CSRF tokens were generated using a predictable method, potentially reducing their effectiveness as a security control. This has been addressed by improving the randomness and entropy of token generation.","supportingMedia":[{"type":"text/html","base64":false,"value":"An issue was identified in which CSRF tokens were generated using a predictable method, potentially reducing their effectiveness as a security control. This has been addressed by improving the randomness and entropy of token generation."}]}],"references":[{"url":"https://www.tenable.com/security/tns-2026-22","tags":["vendor-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE","baseSeverity":"MEDIUM","baseScore":5.3,"vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N"}},{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"HIGH","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"PASSIVE","vulnConfidentialityImpact":"NONE","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","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:N/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N"}}],"solutions":[{"lang":"en","value":"Tenable has released Security Center 6.9.0 to address these issues. The installation files can be obtained from the Tenable Downloads Portal:  https://www.tenable.com/downloads/security-center","supportingMedia":[{"type":"text/html","base64":false,"value":"Tenable has released Security Center 6.9.0 to address these issues. The installation files can be obtained from the Tenable Downloads Portal:&nbsp;<a href=\"https://www.tenable.com/downloads/security-center\">https://www.tenable.com/downloads/security-center</a>"}]}],"x_generator":{"engine":"Vulnogram 1.0.4"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-14T17:45:40.080812Z","id":"CVE-2026-19636","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":"2026-08-14T17:45:47.701Z"}}]}}