{"id":"CVE-2026-119374","title":"SQLite before 3.54.0 Heap Buffer Overflow via FTS5 fts5DoSecureDelete()","summary":"SQLite before 3.54.0 built with FTS5 contains a heap buffer overflow in fts5DoSecureDelete() that allows attackers to write past the leaf page buffer via crafted footer key offsets. Attackers can supply a database file with a corrupted F…","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cvssSource":"cna","cwe":["CWE-787"],"vendor":"SQLite","product":"SQLite","affected":["SQLite < 3.54.0"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-30T15:34:49.257415Z"},"published":"2026-10-30","updated":"2026-10-30","sourceUpdated":"2026-10-30T15:56:39.115Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-119374","references":[{"url":"https://sqlite.org/src/info/9cd4f9e920"},{"url":"https://github.com/sqlite/sqlite/commit/d9de6eedbe918c074c7556400fa21df5960704d9"},{"url":"https://github.com/sqlite/sqlite/blob/version-3.53.4/ext/fts5/fts5_index.c#L5525"},{"url":"https://sqlite.org/releaselog/3_54_0.html"},{"url":"https://abraxaslabs.tech/research/sqlite-fts5-securedel"},{"url":"https://github.com/sqlite/sqlite"},{"url":"https://www.vulncheck.com/advisories/sqlite-before-3.54.0-heap-buffer-overflow-via-fts5-fts5dosecuredelete","label":"VulnCheck Advisory: SQLite before 3.54.0 Heap Buffer Overflow via FTS5 fts5DoSecureDelete()"}],"tags":["cve.org"],"epss":0.0023,"epssPercentile":0.13921,"ingestedAt":"2026-11-05T16:24:31.042Z","slug":"CVE-2026-119374","body":"## Overview\n\nSQLite before 3.54.0 built with FTS5 contains a heap buffer overflow in fts5DoSecureDelete() that allows attackers to write past the leaf page buffer via crafted footer key offsets. Attackers can supply a database file with a corrupted FTS5 index that, when deleted from with secure-delete enabled, corrupts heap memory and crashes the application.\n\n## Affected\n\n- `SQLite < 3.54.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}