CVE-2026-119372
MEDIUM severity · CVSS 5.5 · Use-after-free
5.5CVSS MEDIUM
Summary
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.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://github.com/sqlite/sqlite/blob/version-3.53.4/ext/fts3/fts3_snippet.c#L561 ↗
Additional information
- NVD record
- https://github.com/sqlite/sqlite/blob/version-3.53.4/ext/fts3/fts3_snippet.c#L561Patch
- https://github.com/sqlite/sqlite/commit/a87bd2471a9c0606e78d3c3678bcd9cecaa0e731Patch
- https://sqlite.org/bugs/info/2026-08-17T09:18:24ZPatch
- https://sqlite.org/src/info/e4635c4153Patch
- https://github.com/sqlite/sqlite
- https://sqlite.org/releaselog/3_54_0.html
- https://www.vulncheck.com/advisories/sqlite-before-3.54.0-use-after-free-in-fts3-fts3bestsnippet-via-snippetAdvisory
- https://abraxaslabs.tech/research/sqlite-fts3-snippetAdvisory