{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-113404","assignerOrgId":"cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e","state":"PUBLISHED","assignerShortName":"twcert","dateReserved":"2026-10-20T06:01:46.418Z","datePublished":"2026-10-20T06:24:08.653Z","dateUpdated":"2026-10-20T16:11:21.713Z"},"containers":{"cna":{"providerMetadata":{"orgId":"cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e","shortName":"twcert","dateUpdated":"2026-10-20T06:24:08.653Z"},"title":"Uniong｜WebITR - Insecure Deserialization","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-502","description":"CWE-502 / CWE-321","type":"CWE"}]}],"affected":[{"vendor":"Uniong","product":"WebITR","versions":[{"status":"affected","version":"0","lessThanOrEqual":"2_1_0_34","versionType":"custom"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"WebITR developed by Uniong has a Insecure Deserialization vulnerability. Authenticated remote attackers can use the hard-coded cryptographic key to craft and submit malicious serialized data, thereby executing arbitrary code on the server.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>WebITR developed by Uniong has a Insecure Deserialization vulnerability. Authenticated remote attackers can use the hard-coded cryptographic key to craft and submit malicious serialized data, thereby executing arbitrary code on the server.</p>"}]}],"references":[{"url":"https://www.twcert.org.tw/tw/cp-132-11296-d3d95-1.html"},{"url":"https://www.twcert.org.tw/en/cp-139-11297-7c6f6-2.html"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","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:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}},{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseSeverity":"HIGH","baseScore":8.8,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}}],"solutions":[{"lang":"en","value":"Update to version 2_1_0_36 or later","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>Update to version 2_1_0_36 or later</p>"}]}],"source":{"advisory":"TVN-202610005","discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 1.0.5"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-20T16:11:03.479181Z","id":"CVE-2026-113404","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-10-20T16:11:21.713Z"}}]}}