{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-2674","assignerOrgId":"3f572a00-62e2-4423-959a-7ea25eff1638","state":"PUBLISHED","assignerShortName":"RTI","dateReserved":"2026-02-18T10:33:04.882Z","datePublished":"2026-06-17T17:25:29.727Z","dateUpdated":"2026-06-25T15:46:53.509Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","modules":["Queueing Service","Core Libraries","Persistence Service"],"product":"Connext Professional","packageName":"connext_professional","packageURL":"pkg:generic/connext_professional","vendor":"RTI","versions":[{"lessThan":"7.7.0","status":"affected","version":"7.4.0","versionType":"custom"},{"lessThan":"7.3.1.3","status":"affected","version":"7.0.0","versionType":"custom"},{"lessThan":"6.1.*","status":"affected","version":"6.1.0","versionType":"custom"}]}],"datePublic":"2026-06-12T16:21:46.351Z","descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Out-of-bounds Write, Out-of-bounds Write, Out-of-bounds Write vulnerability in RTI Connext Professional (Queueing Service,Core Libraries,Persistence Service) allows Overflow Buffers, Overflow Buffers, Overflow Buffers.<p>This issue affects Connext Professional: from 7.4.0 before 7.7.0, from 7.0.0 before 7.3.1.3, from 6.1.0 before 6.1.*.</p>"}],"value":"Out-of-bounds Write, Out-of-bounds Write, Out-of-bounds Write vulnerability in RTI Connext Professional (Queueing Service,Core Libraries,Persistence Service) allows Overflow Buffers, Overflow Buffers, Overflow Buffers.This issue affects Connext Professional: from 7.4.0 before 7.7.0, from 7.0.0 before 7.3.1.3, from 6.1.0 before 6.1.*."}],"impacts":[{"capecId":"CAPEC-100","descriptions":[{"lang":"en","value":"CAPEC-100 Overflow Buffers"}]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"LOCAL","baseScore":4.8,"baseSeverity":"MEDIUM","privilegesRequired":"LOW","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"LOW","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"LOW","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]},{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"LOCAL","baseScore":4.8,"baseSeverity":"MEDIUM","privilegesRequired":"LOW","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"LOW","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"LOW","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"Security Extensions Enabled"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-787","description":"CWE-787 Out-of-bounds Write","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"3f572a00-62e2-4423-959a-7ea25eff1638","shortName":"RTI","dateUpdated":"2026-06-25T15:46:53.509Z"},"references":[{"url":"https://www.rti.com/vulnerabilities/#cve-2026-2674"}],"source":{"discovery":"UNKNOWN"},"title":"Out-of-bounds Write vulnerability in RTI Connext Professional (Queueing Service,Core Libraries,Persistence Service) allows Overflow Buffers.","x_generator":{"engine":"RTI Lubna 1.17.6"},"cpeApplicability":[{"nodes":[{"operator":"OR","negated":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:rti:connext_professional:*:*:*:*:*:*:*:*","versionStartIncluding":"7.4.0","versionEndExcluding":"7.7.0"},{"vulnerable":true,"criteria":"cpe:2.3:a:rti:connext_professional:*:*:*:*:*:*:*:*","versionStartIncluding":"7.0.0","versionEndExcluding":"7.3.1.3"},{"vulnerable":true,"criteria":"cpe:2.3:a:rti:connext_professional:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1.0","versionEndExcluding":"6.1.*"}]}]}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-17T17:57:40.284382Z","id":"CVE-2026-2674","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-06-17T17:57:49.845Z"}}]}}