{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-110390","assignerOrgId":"44d08088-2bea-4760-83a6-1e9be26b15ab","state":"PUBLISHED","assignerShortName":"flexera","dateReserved":"2026-10-14T01:08:02.713Z","datePublished":"2026-11-05T22:32:44.772Z","dateUpdated":"2026-11-05T22:32:44.772Z"},"containers":{"cna":{"providerMetadata":{"orgId":"44d08088-2bea-4760-83a6-1e9be26b15ab","shortName":"flexera","dateUpdated":"2026-11-05T22:32:44.772Z"},"title":"FlexNet Beacon Missing Authentication Vulnerability","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-306","description":"CWE-306 Missing authentication for critical function","type":"CWE"}]},{"descriptions":[{"lang":"en","cweId":"CWE-497","description":"CWE-497 Exposure of sensitive system information to an unauthorized control sphere","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-87","descriptions":[{"lang":"en","value":"CAPEC-87 Forceful Browsing"}]},{"capecId":"CAPEC-169","descriptions":[{"lang":"en","value":"CAPEC-169 Footprinting"}]},{"capecId":"CAPEC-309","descriptions":[{"lang":"en","value":"CAPEC-309 Network Topology Mapping"}]}],"affected":[{"vendor":"Flexera","product":"FlexNet Beacon","platforms":["Windows"],"versions":[{"status":"affected","version":"0","lessThan":"26.4.1","versionType":"custom"}],"defaultStatus":"unaffected"},{"vendor":"Flexera","product":"FlexNet Manager Suite","platforms":["Windows"],"modules":["FlexNet Beacon"],"versions":[{"status":"affected","version":"2026 R1","lessThan":"2026 R2","changes":[{"at":"2026 R1 IOK-2107311","status":"unaffected"}],"versionType":"custom"},{"status":"affected","version":"2025 R2","lessThan":"2026 R1","changes":[{"at":"2025 R2 IOK-2107311","status":"unaffected"}],"versionType":"custom"},{"status":"affected","version":"2025 R1","lessThan":"2025 R2","changes":[{"at":"2025 R1 IOK-2107311","status":"unaffected"}],"versionType":"custom"},{"status":"affected","version":"0","lessThan":"2025 R1","versionType":"custom"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"Missing authentication in the FlexNet Beacon component of Flexera One and FlexNet Manager Suite allows unauthenticated remote attackers to obtain Beacon policy and targeting information when anonymous web server access is enabled (the default).","supportingMedia":[{"type":"text/html","base64":false,"value":"<div>Missing authentication in the FlexNet Beacon component of Flexera One and FlexNet Manager Suite allows unauthenticated remote attackers to obtain Beacon policy and targeting information when anonymous web server access is enabled (the default).</div>"}]}],"references":[{"url":"https://community.flexera.com/s/article/Flexera-Beacon-Security-Advisory-CVE-2026-110390","tags":["vendor-advisory"]},{"url":"https://community.flexera.com/s/article/Flexera-Beacon-security-hotfix-IOK-2107311","tags":["patch"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"LOW","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","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":6.9,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N"}}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.5"}}}}