Vulnerability · Published Oct 30, 2026 · Assigned by VulnCheck
CVE-2026-119372SQLite before 3.54.0 Use-After-Free in FTS3 fts3BestSnippet() via snippet()
Medium 5.5
In plain English
A medium-severity use-after-free in SQLite from SQLite. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 4% of all known vulnerabilities).
Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.1%top 96.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
SQLite before 3.54.0 built with FTS3/FTS4 and SQLITE_ENABLE_FTS3_PARENTHESIS contains a use-after-free vulnerability in fts3BestSnippet() caused by dangling cached position-list pointers. Attackers can run a full-text MATCH query combining OR and NEAR operators with snippet() to read freed heap memory and crash the process.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | sqlite3 | no fix listed | DEBIAN-CVE-2026-119372 |
| Debian:13 | sqlite3 | no fix listed | DEBIAN-CVE-2026-119372 |
| Debian:14 | sqlite3 | no fix listed | DEBIAN-CVE-2026-119372 |
| Ubuntu:22.04:LTS | sqlite | no fix listed | UBUNTU-CVE-2026-119372 |
| Ubuntu:22.04:LTS | sqlite3 | no fix listed | UBUNTU-CVE-2026-119372 |
| Ubuntu:24.04:LTS | sqlite3 | no fix listed | UBUNTU-CVE-2026-119372 |
| Ubuntu:26.04:LTS | sqlite3 | no fix listed | UBUNTU-CVE-2026-119372 |
| Ubuntu:26.10 | sqlite3 | no fix listed | UBUNTU-CVE-2026-119372 |
Affected products (as reported)
Weakness: CWE-416 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
References
- https://sqlite.org/bugs/info/2026-08-17T09:18:24Z issue-tracking
- https://sqlite.org/src/info/e4635c4153 patch
- https://github.com/sqlite/sqlite/commit/a87bd2471a9c0606e78d3c3678bcd9cecaa0e731 patch
- https://github.com/sqlite/sqlite/blob/version-3.53.4/ext/fts3/fts3_snippet.c#L561 technical-description
- https://sqlite.org/releaselog/3_54_0.html release-notes
- https://abraxaslabs.tech/research/sqlite-fts3-snippet third-party-advisory
- https://github.com/sqlite/sqlite product
- VulnCheck Advisory: SQLite before 3.54.0 Use-After-Free in FTS3 fts3BestSnippet() via snippet() third-party-advisory