{"id":"CVE-2026-113404","title":"Uniong｜WebITR - Insecure Deserialization","summary":"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.","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cvssSource":"cna","cwe":["CWE-502"],"vendor":"Uniong","product":"WebITR","affected":["WebITR <= 2_1_0_34"],"published":"2026-10-20","updated":"2026-10-20","sourceUpdated":"2026-10-20T06:24:08.653Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-113404","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"}],"tags":["cve.org"],"ingestedAt":"2026-10-20T06:54:24.004Z","slug":"CVE-2026-113404","body":"## Overview\n\nWebITR 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.\n\n## Affected\n\n- `WebITR <= 2_1_0_34`\n\n## Remediation\n\nUpdate to version 2_1_0_36 or later","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":48.4,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}