Vulnerability Intelligence Report
SQLite before 3.54.0 Heap Buffer Overflow via Session Extension sessionUpdateFind()
CVE-2026-119379
SQLite before 3.54.0 built with the session extension contains a heap buffer overflow vulnerability in sqlite3changeset_apply() that allows attackers to corrupt heap memory by supplying crafted changesets. Attackers can repeat a table name in a second changeset block with a larger column count, causing sessionUpdateFind() to memset past the undersized aUpdateMask allocation.
No Active Exploit Signals
CVSS Base Score
8.5
HIGH
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-787 ↗Out-of-bounds Write
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| SQLite | SQLite | 0 < 3.54.0 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | VulnCheck · Bug Bounty Provider · USA |
| Reserved | 2026-10-30T00:57:06 |
| Published | 2026-10-30T11:30:43 |
| Patch Date | 2026-08-16 |
| Last Updated | 2026-10-30T16:02:09 |
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