{"id":"CVE-2026-3894","aliases":["EUVD-2026-37772","GHSA-gfjf-3m4p-4qjc"],"status":"published","title":"Out-of-bounds Read vulnerability in RTI Connext Professional (Core Libraries) allows Overread Buffers.","description":"Out-of-bounds Read vulnerability in RTI Connext Professional (Core Libraries) allows Overread 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.*, from 6.0.0 before 6.0.*, from 5.3.0 before 5.3.*, from 5.2.0 before 5.2.*, from 5.0.0 before 5.1.*.","severity":{"version":"4.0","score":9.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.002,"percentile":0.0988,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2026-06-17T17:19:25Z","modified":"2026-10-25T23:10:00Z","products":[{"vendor":"rti","product":"connext professional"},{"vendor":"rti","product":"connext_professional"}],"references":[{"url":"https://www.rti.com/vulnerabilities/#cve-2026-3894","tags":["Mitigation","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-3894"},{"url":"https://github.com/advisories/GHSA-gfjf-3m4p-4qjc"}],"sources":{"cve":[{"id":"CVE-2026-3894","title":"Out-of-bounds Read vulnerability in RTI Connext Professional (Core Libraries) allows Overread Buffers.","description":"Out-of-bounds Read vulnerability in RTI Connext Professional (Core Libraries) allows Overread 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.*, from 6.0.0 before 6.0.*, from 5.3.0 before 5.3.*, from 5.2.0 before 5.2.*, from 5.0.0 before 5.1.*.","status":"published","published":"2026-06-17T17:19:25.994Z","modified":"2026-09-22T17:50:09.013Z","cvss":[{"version":"4.0","score":9.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H","level":"critical","assessor":"cna"},{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:L/SA:H","level":"high","assessor":"cna"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T13:49:09.229322Z"}],"euvd":[{"id":"EUVD-2026-37772","description":"Out-of-bounds Read vulnerability in RTI Connext Professional (Core Libraries) allows Overread 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.*, from 6.0.0 before 6.0.*, from 5.3.0 before 5.3.*, from 5.2.0 before 5.2.*, from 5.0.0 before 5.1.*.","status":"published","published":"2026-06-17T17:19:25Z","modified":"2026-09-22T17:50:09Z","cvss":[{"version":"4.0","score":9.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H","level":"critical"}],"updated_at":"2026-11-02T17:28:02.149692Z"}],"ghsa":[{"id":"GHSA-gfjf-3m4p-4qjc","title":"Out-of-bounds Read vulnerability in RTI Connext Professional (Core Libraries) allows Overread...","description":"Out-of-bounds Read vulnerability in RTI Connext Professional (Core Libraries) allows Overread 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.*, from 6.0.0 before 6.0.*, from 5.3.0 before 5.3.*, from 5.0.0 before 5.2.*.","status":"published","published":"2026-06-17T18:35:58Z","modified":"2026-07-08T15:31:40Z","cvss":[{"version":"4.0","score":9.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H/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","level":"critical"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T15:09:19.587132Z"}],"nvd":[{"id":"CVE-2026-3894","description":"Out-of-bounds Read vulnerability in RTI Connext Professional (Core Libraries) allows Overread 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.*, from 6.0.0 before 6.0.*, from 5.3.0 before 5.3.*, from 5.2.0 before 5.2.*, from 5.0.0 before 5.1.*.","status":"published","published":"2026-06-17T18:17:44.287Z","modified":"2026-10-25T23:10:00.167Z","cvss":[{"version":"4.0","score":9.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H/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","level":"critical","assessor":"secondary"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:12:24.544761Z"}]}}