{"id":"CVE-2026-102567","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-102567","generatedAt":"2026-10-28T01:03:29.940Z","title":"CTranslate2 before 4.8.1 contains an out-of-bounds heap read vulnerability in the binary model loader when deserializing string fields without null terminators.","description":"CTranslate2 before 4.8.1 contains an out-of-bounds heap read vulnerability in the binary model loader when deserializing string fields without null terminators. Attackers can craft malicious model files to trigger heap memory reads past buffer boundaries, causing crashes or disclosing adjacent heap memory contents.","published":"2026-09-29T15:17:18.000Z","lastModified":"2026-09-30T17:23:09.000Z","status":"Awaiting Analysis","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":6.9,"severity":"MEDIUM","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/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/M"},"cwe":["CWE-125"],"affected":[],"epss":{"score":0.0012,"percentile":0.01799,"date":"2026-10-26","history":[{"date":"2026-09-30","score":0.0012,"percentile":0.01623}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.12%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-09-29T15:17:18.000Z","detail":{"score":"6.9","severity":"MEDIUM","publishedAt":"2026-09-29T15:17:18.177Z"},"summary":"New CVE, medium severity (CVSS 6.9)."}],"references":[{"url":"https://github.com/OpenNMT/CTranslate2","source":"disclosure@vulncheck.com"},{"url":"https://github.com/OpenNMT/CTranslate2/blob/v4.8.0/src/models/model.cc#L81-L87","source":"disclosure@vulncheck.com"},{"url":"https://github.com/OpenNMT/CTranslate2/commit/d9b991e0700933a0c05373df8b52ed89cdcab96d","source":"disclosure@vulncheck.com"},{"url":"https://github.com/OpenNMT/CTranslate2/pull/2068","source":"disclosure@vulncheck.com"},{"url":"https://github.com/OpenNMT/CTranslate2/releases/tag/v4.8.1","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/ctranslate2-before-4.8.1-out-of-bounds-read-via-model-deserialization","source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-102567","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}