CVE-2026-119374
highSQLite 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 craft…
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 FTS5 index that, when deleted from with secure-delete enabled, corrupts heap memory and crashes the application.
CVSS
7.8
7.8 (CVSS v3.1)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (disclosure@vulncheck.com)
Timeline (UTC)
Published: 2026-10-30 12:16
Modified: 2026-10-30 18:41
NVD status: Awaiting Analysis
Last synced 18 hours ago
Verified against the source API 2026-10-30 18:50 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://abraxaslabs.tech/research/sqlite-fts5-securedel disclosure@vulncheck.com
- https://github.com/sqlite/sqlite disclosure@vulncheck.com
- https://github.com/sqlite/sqlite/blob/version-3.53.4/ext/fts5/fts5_index.c#L5525 disclosure@vulncheck.com
- https://github.com/sqlite/sqlite/commit/d9de6eedbe918c074c7556400fa21df5960704d9 disclosure@vulncheck.com
- https://sqlite.org/releaselog/3_54_0.html disclosure@vulncheck.com
- https://sqlite.org/src/info/9cd4f9e920 disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/sqlite-before-3.54.0-heap-buffer-overflow-via-fts5-ft... disclosure@vulncheck.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-30 18:50 UTC · record ↗