SQLite before 3.54.0 built with FTS3/FTS4 and SQLITEENABLEFTS3PARENTHESIS contains a use-after-free vulnerability in fts3BestSnippet()…
CVE-2026-119372
SQLite before 3.54.0 built with FTS3/FTS4 and SQLITEENABLEFTS3PARENTHESIS 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.
Assessment
- CVSS
- 6.8 (v4.0)
- Severity
- Medium
- EPSS
- 0.13% chance of exploitation in the next 30 days
- Known exploited
- Not listed in CISA KEV
- Exploit availability
- Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
- Published
- 30 October 2026
- Last updated
- 4 November 2026
- Assigner
- VulnCheck
CVSS vectorCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
At the source
References
- https://sqlite.org/bugs/info/2026-08-17T09:18:24Z
- https://sqlite.org/src/info/e4635c4153
- https://github.com/sqlite/sqlite/commit/a87bd2471a9c0606e78d3c3678bcd9cecaa0e731
- https://github.com/sqlite/sqlite/blob/version-3.53.4/ext/fts3/fts3_snippet.c#L561
- https://sqlite.org/releaselog/3_54_0.html
- https://abraxaslabs.tech/research/sqlite-fts3-snippet
- https://github.com/sqlite/sqlite
- https://www.vulncheck.com/advisories/sqlite-before-3.54.0-use-after-free-in-fts3-fts3bestsnippet-via-snippet
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