{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "FXA5000", "vendor": "Contec Co., Ltd.", "versions": [{"lessThan": "1.12.00", "status": "affected", "version": "0", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "product": "FXA5020", "vendor": "Contec Co., Ltd.", "versions": [{"lessThan": "1.12.00", "status": "affected", "version": "0", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "product": "FXA5020-[][]", "vendor": "Contec Co., Ltd.", "versions": [{"lessThan": "1.12.00", "status": "affected", "version": "0", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "product": "FXE5000", "vendor": "Contec Co., Ltd.", "versions": [{"lessThan": "1.12.00", "status": "affected", "version": "0", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "product": "FXE5000-[][]", "vendor": "Contec Co., Ltd.", "versions": [{"lessThan": "1.12.00", "status": "affected", "version": "0", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "product": "FXS5000-[][]", "vendor": "Contec Co., Ltd.", "versions": [{"lessThan": "1.12.00", "status": "affected", "version": "0", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "product": "FXS5021", "vendor": "Contec Co., Ltd.", "versions": [{"lessThan": "1.12.00", "status": "affected", "version": "0", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "product": "FXE4000", "vendor": "Contec Co., Ltd.", "versions": [{"lessThan": "1.14.00", "status": "affected", "version": "0", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "product": "FXE4000-WP", "vendor": "Contec Co., Ltd.", "versions": [{"lessThan": "1.14.00", "status": "affected", "version": "0", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "product": "FXS4000", "vendor": "Contec Co., Ltd.", "versions": [{"lessThan": "1.14.00", "status": "affected", "version": "0", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "product": "FXS4020", "vendor": "Contec Co., Ltd.", "versions": [{"lessThan": "1.14.00", "status": "affected", "version": "0", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "product": "FXA3000", "vendor": "Contec Co., Ltd.", "versions": [{"lessThan": "1.20.00", "status": "affected", "version": "0", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "product": "FXA3000-[][]", "vendor": "Contec Co., Ltd.", "versions": [{"lessThan": "1.20.00", "status": "affected", "version": "0", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "product": "FXA3020", "vendor": "Contec Co., Ltd.", "versions": [{"lessThan": "1.20.00", "status": "affected", "version": "0", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "product": "FXA3020-[][]", "vendor": "Contec Co., Ltd.", "versions": [{"lessThan": "1.20.00", "status": "affected", "version": "0", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "product": "FXA3200", "vendor": "Contec Co., Ltd.", "versions": [{"lessThan": "1.20.00", "status": "affected", "version": "0", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "product": "FXE3000", "vendor": "Contec Co., Ltd.", "versions": [{"lessThan": "1.20.00", "status": "affected", "version": "0", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "product": "FXE3000-[][]", "vendor": "Contec Co., Ltd.", "versions": [{"lessThan": "1.20.00", "status": "affected", "version": "0", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "product": "FXE3000-WP", "vendor": "Contec Co., Ltd.", "versions": [{"lessThan": "1.20.00", "status": "affected", "version": "0", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "product": "FXS300[]-CN", "vendor": "Contec Co., Ltd.", "versions": [{"lessThan": "1.20.00", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "vultures@jpcert.or.jp"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Cross-site scripting vulnerability exists in Contec FX5000 series, FX4000 series, and FX3000 series. If this vulnerability is exploited, an arbitrary script may be executed on a logged-in user's web browser."}], "id": "CVE-2026-82763", "lastModified": "2026-09-16T19:27:25.623", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 2.7, "source": "vultures@jpcert.or.jp", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 4.8, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "LOW", "userInteraction": "ACTIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "vultures@jpcert.or.jp", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-82763", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-09-14T11:04:36.239605Z", "version": "2.0.3"}}]}, "published": "2026-09-14T07:17:17.210", "references": [{"source": "vultures@jpcert.or.jp", "url": "https://jvn.jp/en/vu/JVNVU99009004/"}, {"source": "vultures@jpcert.or.jp", "url": "https://www.contec.com/api/downloadlogger?download=/-/media/Contec/support/security-info/2026/contec_security_fl_26091000_en.pdf"}], "sourceIdentifier": "vultures@jpcert.or.jp", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "vultures@jpcert.or.jp", "type": "Secondary"}]}