CVE-2026-50812
MEDIUMSQLite < 3.53.1 and Trunk < e807d4e3798 - Denial of Service via Malformed Session Extension Changeset
Title source: llmDescription
A NULL pointer dereference in the SQLite Session Extension in SQLite 3.53.1 and SQLite trunk builds before check-in e807d4e3798efd53 allows an attacker who can supply a malformed changeset blob to cause a denial of service. The issue occurs when sqlite3changeset_apply_v3() applies a corrupt changeset and reaches sqlite3_value_type() with a NULL sqlite3_value pointer.
Scores
CVSS v3
5.5
EPSS
0.0011
EPSS Percentile
1.6%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-476
Status
published
Published
Jul 08, 2026
Tracked Since
Jul 08, 2026