CVE-2026-18461

{"id": "CVE-2026-18461", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-18461", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-09-22T18:46:47.445803Z"}}], "cvssMetricV40": [{"type": "Secondary", "source": "3f572a00-62e2-4423-959a-7ea25eff1638", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 9.2, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/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", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "HIGH", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "3f572a00-62e2-4423-959a-7ea25eff1638", "affectedData": [{"vendor": "RTI", "modules": ["Core Libraries"], "product": "Connext Professional", "versions": [{"status": "affected", "version": "7.5.0", "lessThan": "7.7.0.1", "versionType": "custom"}, {"status": "affected", "version": "7.3.0.10", "lessThan": "7.3.1.6", "versionType": "custom"}], "packageURL": "pkg:generic/connext_professional", "packageName": "connext_professional", "defaultStatus": "unaffected"}]}], "published": "2026-09-22T18:17:12.077", "references": [{"url": "https://www.rti.com/vulnerabilities/#cve-2026-18461", "source": "3f572a00-62e2-4423-959a-7ea25eff1638"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "3f572a00-62e2-4423-959a-7ea25eff1638", "description": [{"lang": "en", "value": "CWE-134"}]}], "descriptions": [{"lang": "en", "value": "Use of Externally-Controlled Format String vulnerability in RTI Connext Professional (Core Libraries) allows Format String Injection. This issue affects Connext Professional: from 7.5.0 before 7.7.0.1, from 7.3.0.10 before 7.3.1.6."}], "lastModified": "2026-09-22T19:37:36.747", "sourceIdentifier": "3f572a00-62e2-4423-959a-7ea25eff1638"}