CVE-2026-119371 SQLite before 3.54.0 Stack Exhaustion via CTE Chain in selectExpander()

What is CVE-2026-119371?

CVE-2026-119371 is a medium-severity vulnerability in SQLite, published on 30 Oct 2026.

Official description

SQLite before 3.54.0 contains a stack exhaustion vulnerability that allows attackers to bypass the SQLITE_LIMIT_EXPR_DEPTH nesting limit because common table expressions are not counted against it. Attackers can supply a WITH clause chaining tens of thousands of CTEs, via plain SQL or a view in an untrusted database file, causing unbounded selectExpander() recursion that crashes the process.

Weakness: CWE-674

Which versions are affected by CVE-2026-119371?

It affects 1 product.

Products include SQLite.

How do I fix CVE-2026-119371?

Upgrade to a fixed version.

Is CVE-2026-119371 being exploited?

There is no known exploitation of CVE-2026-119371 in the wild and no public exploit code.

Other vulnerabilities in SQLite

• CVE-2015-5895 Multiple unspecified vulnerabilities in SQLite before 3.8.10.2, as used in Apple iOS before 9, have unknown impact and attack vectors. Critical 10.0
• CVE-2020-35527 In SQLite 3.31.1, there is an out of bounds access problem through ALTER TABLE for views that have a nested FROM clause. Critical 9.8
• CVE-2019-8457 SQLite3 from 3.6.0 to and including 3.27.2 is vulnerable to heap out-of-bound read in the rtreenode() function when handling invalid rtree tables. Critical 9.8
• CVE-2017-10989 The getNodeSize function in ext/rtree/rtree.c in SQLite through 3.19.3, as used in GDAL and other products, mishandles undersized RTree blob Critical 9.8
• CVE-2026-119373 SQLite before 3.54.0 FTS5 Heap Buffer Overflow via fts5MergeRowidLists() High 8.5

All SQLite vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as AZL-111763, DEBIAN-CVE-2026-119371, ECHO-b6bb-c49f-2064, GHSA-v8vq-8vgf-h9mg, UBUNTU-CVE-2026-119371.